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Pathology - Restrictive Cardiomyopathy
The condition can be either idiopathic or caused by sarcoidosis, amyloidosis, Löffler endomyocardial fibrosis, systemic sclerosis, or endocardial fibroelastosis.
Medical study of the nature and causes of diseases. Biatrial dilation is observed, along with diffuse interstitial fibrosis. Additionally, there may be cellular alterations that are indicative of the underlying etiology, such as amyloid deposits in restricted cardiomyopathy caused by amyloidosis.
Pathophysiology refers to the study of the functional changes that occur in the body as a result of a disease or injury. Reduced ventricular compliance leads to a decrease in diastolic filling, which in turn causes a drop in cardiac output.
Manifestations of congestive heart failure encompass dyspnea, lower extremity edema, exercise intolerance, and weariness.
Echocardiogram imaging frequently reveals heightened wall thickness and indications of reduced ventricular compliance.
The approach involves addressing the root problem, using diuretics for symptomatic relief, and considering transplantation for severe instances.
The condition can be either idiopathic or caused by sarcoidosis, amyloidosis, Löffler endomyocardial fibrosis, systemic sclerosis, or endocardial fibroelastosis.
Medical study of the nature and causes of diseases. Biatrial dilation is observed, along with diffuse interstitial fibrosis. Additionally, there may be cellular alterations that are indicative of the underlying etiology, such as amyloid deposits in restricted cardiomyopathy caused by amyloidosis.
Pathophysiology refers to the study of the functional changes that occur in the body as a result of a disease or injury. Reduced ventricular compliance leads to a decrease in diastolic filling, which in turn causes a drop in cardiac output.
Manifestations of congestive heart failure encompass dyspnea, lower extremity edema, exercise intolerance, and weariness.
Echocardiogram imaging frequently reveals heightened wall thickness and indications of reduced ventricular compliance.
The approach involves addressing the root problem, using diuretics for symptomatic relief, and considering transplantation for severe instances.
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Pathology- Pericarditis
Pericarditis is a condition that can be classified as acute. It can be caused by various factors such as systemic lupus erythematosus (SLE), rheumatoid arthritis, scleroderma, renal failure, viral infection, or malignancies. The presence of fibrinous material in the body can be attributed to several factors such as renal failure, myocardial infarction, acute renal failure, radiation, or post-surgical trauma. On the other hand, the occurrence of hemorrhagic conditions might be linked to tuberculosis or malignancy. Or suppurative infections caused by bacteria such as Mycobacterium tuberculosis, Staphylococcus, or Streptococcus pneumoniae.
Risk factors: History of acute pericarditis, previous heart surgery, and chest radiation therapy
Acute serous pericarditis is characterized by the presence of a protein-rich fluid in the area surrounding the heart, along with an inflammatory response on the surfaces of the tissues. Two Fibrinous refers to the presence of a significant amount of fibrin, a protein, in the area surrounding the pericardium. It may eventually form or arrange into a scar: (3) Suppurative: The presence of pus with a significant inflammatory response on tissue surfaces, which typically leads to the formation of scar tissue; (4) Hemorrhagic: The exudate contains a high amount of fibrin and is accompanied by bleeding in the pericardial space.
Constrictive: The heart is surrounded by a fibrous scar, resulting in the loss of the pericardial space. This leads to a decrease in ventricular contraction and venous return, resulting in reduced cardiac output.
Presenting Symptoms
The patient presents with acute symptoms including chest pain that worsens with inspiration and when in a supine posture. Other notable findings include a friction rub, pulsus paradoxus, distant heart sounds, fever, nonproductive cough, and Kussmaul sign (increased venous pressure with inspiration). Complications may arise, such as tamponade.
Laboratory results indicate the presence of widespread inwardly curved ST elevations with PR depression in the majority of electrocardiogram (ECG) leads, and normal levels of CK-MB.
Constrictive pericarditis is characterized by diminished heart sounds, Kussmaul sign, presence of S3, and can present with symptoms of right-sided heart failure such as dyspnea, tiredness, and peripheral edema.
Management Immediate: Address any known underlying causes: Nonsteroidal anti-inflammatory drugs (NSAIDs) are recommended for the treatment of repeated instances, with colchicine being a specific option. A corticosteroid is a type of medication that is used to reduce inflammation and suppress the immune system.
Constrictive: Mild increase in urine production: pericardiectomy
Pericarditis is a condition that can be classified as acute. It can be caused by various factors such as systemic lupus erythematosus (SLE), rheumatoid arthritis, scleroderma, renal failure, viral infection, or malignancies. The presence of fibrinous material in the body can be attributed to several factors such as renal failure, myocardial infarction, acute renal failure, radiation, or post-surgical trauma. On the other hand, the occurrence of hemorrhagic conditions might be linked to tuberculosis or malignancy. Or suppurative infections caused by bacteria such as Mycobacterium tuberculosis, Staphylococcus, or Streptococcus pneumoniae.
Risk factors: History of acute pericarditis, previous heart surgery, and chest radiation therapy
Acute serous pericarditis is characterized by the presence of a protein-rich fluid in the area surrounding the heart, along with an inflammatory response on the surfaces of the tissues. Two Fibrinous refers to the presence of a significant amount of fibrin, a protein, in the area surrounding the pericardium. It may eventually form or arrange into a scar: (3) Suppurative: The presence of pus with a significant inflammatory response on tissue surfaces, which typically leads to the formation of scar tissue; (4) Hemorrhagic: The exudate contains a high amount of fibrin and is accompanied by bleeding in the pericardial space.
Constrictive: The heart is surrounded by a fibrous scar, resulting in the loss of the pericardial space. This leads to a decrease in ventricular contraction and venous return, resulting in reduced cardiac output.
Presenting Symptoms
The patient presents with acute symptoms including chest pain that worsens with inspiration and when in a supine posture. Other notable findings include a friction rub, pulsus paradoxus, distant heart sounds, fever, nonproductive cough, and Kussmaul sign (increased venous pressure with inspiration). Complications may arise, such as tamponade.
Laboratory results indicate the presence of widespread inwardly curved ST elevations with PR depression in the majority of electrocardiogram (ECG) leads, and normal levels of CK-MB.
Constrictive pericarditis is characterized by diminished heart sounds, Kussmaul sign, presence of S3, and can present with symptoms of right-sided heart failure such as dyspnea, tiredness, and peripheral edema.
Management Immediate: Address any known underlying causes: Nonsteroidal anti-inflammatory drugs (NSAIDs) are recommended for the treatment of repeated instances, with colchicine being a specific option. A corticosteroid is a type of medication that is used to reduce inflammation and suppress the immune system.
Constrictive: Mild increase in urine production: pericardiectomy
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Pathology - Cardiac Tamponade
Hemopericardium, which is the collection of blood in the pericardial sac, can be caused by traumatic perforation of the heart or aorta, as well as cardiac rupture resulting from acute myocardial infarction or aortic dissection. May also arise due to the buildup of inflammatory effusions in the pericardial cavity, which can be caused by cancer, connective tissue problems, or infections.
When the heart is compressed, it limits the amount of blood that can fill the heart and equalizes the pressure in its chambers. This results to a decrease in the amount of blood pumped out by the heart, known as cardiac output.
The patient exhibits the Beck triad, which includes hypotension, distant heart sounds, and elevated venous pressure. Additionally, there is pulsus paradoxus, cyanosis, and Kussmaul sign, characterized by a rise in jugular venous pressure with inspiration. If left untreated, this condition can be life-threatening.
Laboratory results: Electrical alternans on an electrocardiogram (ECG) refers to the fluctuation in the height of the QRS complex from one heartbeat to another. Increased size of the heart on chest X-ray
Treatment: Prompt pericardiocentesis: administration of fluids to increase volume.
Hemopericardium, which is the collection of blood in the pericardial sac, can be caused by traumatic perforation of the heart or aorta, as well as cardiac rupture resulting from acute myocardial infarction or aortic dissection. May also arise due to the buildup of inflammatory effusions in the pericardial cavity, which can be caused by cancer, connective tissue problems, or infections.
When the heart is compressed, it limits the amount of blood that can fill the heart and equalizes the pressure in its chambers. This results to a decrease in the amount of blood pumped out by the heart, known as cardiac output.
The patient exhibits the Beck triad, which includes hypotension, distant heart sounds, and elevated venous pressure. Additionally, there is pulsus paradoxus, cyanosis, and Kussmaul sign, characterized by a rise in jugular venous pressure with inspiration. If left untreated, this condition can be life-threatening.
Laboratory results: Electrical alternans on an electrocardiogram (ECG) refers to the fluctuation in the height of the QRS complex from one heartbeat to another. Increased size of the heart on chest X-ray
Treatment: Prompt pericardiocentesis: administration of fluids to increase volume.
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Pathology - Congestive Heart Failure
Congestive Heart Failure Causes:
Systolic: Ischemic heart disease, particularly myocardial infarction; hypertension; aortic and mitral regurgitation; dilated cardiomyopathy; myocarditis; hypertensive heart disease.
Diastolic: Ischemic heart disease, hypertension, diabetic heart disease, hypertrophic cardiomyopathy, restrictive cardiomyopathy, and aortic stenosis are conditions associated with diastolic dysfunction.
A significant number of patients will exhibit indications of both systolic and diastolic heart failure, with up to 50% of patients potentially experiencing isolated diastolic heart failure.
Systolic: Reduced left ventricular ejection fraction causes a decrease in cardiac output, leading to dyspnea. Pulmonary edema occurs when the left ventricle fails to maintain the same level of output as the right ventricle, causing an increase in the leakage of fluid from the pulmonary arteries. Reduced right ventricular ejection fraction results in elevated central venous pressure, leading to hepatomegaly and peripheral edema.
Diastolic: The heart's inability to adequately fill with blood is caused by impaired ventricular compliance. This leads to a simultaneous rise in end ventricular diastolic pressure and a decline in cardiac output. When ventricular diastolic pressure rises, it is conveyed back to the pulmonary vasculature, causing an increase in fluid transudation from the pulmonary arteries and resulting in pulmonary edema.
Presenting Symptoms
Patients may exhibit symptoms indicative of left-sided heart failure, such as dyspnea, orthopnea, paroxysmal nocturnal dyspnea, and pleural effusion. Alternatively, they may present symptoms characteristic of right-sided heart failure, including fluid retention, peripheral edema, hepatosplenomegaly, ascites, and distention of neck veins. In some cases, patients may experience symptoms that are indicative of both left- and right-sided heart failure.
Treatment Diuretics, a low-sodium diet, ACE inhibitors, nitrates, B-blockers, and digoxin are used for management.
Cor pulmonale is a condition characterized by right-sided heart failure that occurs as a result of long-term pulmonary hypertension.
Congestive Heart Failure Causes:
Systolic: Ischemic heart disease, particularly myocardial infarction; hypertension; aortic and mitral regurgitation; dilated cardiomyopathy; myocarditis; hypertensive heart disease.
Diastolic: Ischemic heart disease, hypertension, diabetic heart disease, hypertrophic cardiomyopathy, restrictive cardiomyopathy, and aortic stenosis are conditions associated with diastolic dysfunction.
A significant number of patients will exhibit indications of both systolic and diastolic heart failure, with up to 50% of patients potentially experiencing isolated diastolic heart failure.
Systolic: Reduced left ventricular ejection fraction causes a decrease in cardiac output, leading to dyspnea. Pulmonary edema occurs when the left ventricle fails to maintain the same level of output as the right ventricle, causing an increase in the leakage of fluid from the pulmonary arteries. Reduced right ventricular ejection fraction results in elevated central venous pressure, leading to hepatomegaly and peripheral edema.
Diastolic: The heart's inability to adequately fill with blood is caused by impaired ventricular compliance. This leads to a simultaneous rise in end ventricular diastolic pressure and a decline in cardiac output. When ventricular diastolic pressure rises, it is conveyed back to the pulmonary vasculature, causing an increase in fluid transudation from the pulmonary arteries and resulting in pulmonary edema.
Presenting Symptoms
Patients may exhibit symptoms indicative of left-sided heart failure, such as dyspnea, orthopnea, paroxysmal nocturnal dyspnea, and pleural effusion. Alternatively, they may present symptoms characteristic of right-sided heart failure, including fluid retention, peripheral edema, hepatosplenomegaly, ascites, and distention of neck veins. In some cases, patients may experience symptoms that are indicative of both left- and right-sided heart failure.
Treatment Diuretics, a low-sodium diet, ACE inhibitors, nitrates, B-blockers, and digoxin are used for management.
Cor pulmonale is a condition characterized by right-sided heart failure that occurs as a result of long-term pulmonary hypertension.
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Pathology - Atrial Septal Defect
Atrial septal defect is a medical condition characterized by a hole in the wall that separates the two upper chambers of the heart, known as the atria.
Congenital abnormality: linked to trisomies and rubella syndrome.
Pathology: A defect in the wall that separates the two upper chambers of the heart, allowing communication between the right and left atria. There are several variants of this defect, including ostium secundum (75%), which is caused by a defect in the opening of the fossa ovalis; ostium primum (20%), which is associated with Down syndrome, mitral valve defects, and a defect in the lower part of the atrial septum; and sinus venous (5%), which is associated with abnormal return of the right-sided pulmonary veins to the right atrium.
Pathophysiology: Initially, there is a left-to-right shunt caused by the reduced resistance in the pulmonary vasculature compared to the systemic vasculature. The presence of a shunt leads to a continuous increase in the amount of blood flowing to the right side of the heart, which in turn causes a progressive rise in pulmonary vascular resistance. with the potential reversal of the shunt from left to right
Presenting Symptoms
Frequently manifests in adulthood with shortness of breath during physical activity and reduced ability to engage in exercise.
The physical examination indicates a pronounced and unchanging split S2, a murmur during systolic flow in the upper left sternal border, and an elevation of the right ventricle.
Potential consequences of a long-term untreated big atrial septal defect (ASD) encompass pulmonary hypertension, atrial fibrillation, and late cyanosis. Regarding the occurrence of a paradoxical embolism
Administration
Minor asymptomatic problems can be monitored. Consideration should be given to surgical or percutaneous closure of ASD in patients who are experiencing symptoms or have a shunt fraction greater than 1.5.
Eisenmenger syndrome is characterized by the development of cyanosis in adulthood due to a reversal of blood flow from the left side of the heart to the right side. The condition is a result of untreated, medically severe ventricular septal defects. Autism spectrum disorders (ASDs) and patent ductus arteriosus (PDAs).
Atrial septal defect is a medical condition characterized by a hole in the wall that separates the two upper chambers of the heart, known as the atria.
Congenital abnormality: linked to trisomies and rubella syndrome.
Pathology: A defect in the wall that separates the two upper chambers of the heart, allowing communication between the right and left atria. There are several variants of this defect, including ostium secundum (75%), which is caused by a defect in the opening of the fossa ovalis; ostium primum (20%), which is associated with Down syndrome, mitral valve defects, and a defect in the lower part of the atrial septum; and sinus venous (5%), which is associated with abnormal return of the right-sided pulmonary veins to the right atrium.
Pathophysiology: Initially, there is a left-to-right shunt caused by the reduced resistance in the pulmonary vasculature compared to the systemic vasculature. The presence of a shunt leads to a continuous increase in the amount of blood flowing to the right side of the heart, which in turn causes a progressive rise in pulmonary vascular resistance. with the potential reversal of the shunt from left to right
Presenting Symptoms
Frequently manifests in adulthood with shortness of breath during physical activity and reduced ability to engage in exercise.
The physical examination indicates a pronounced and unchanging split S2, a murmur during systolic flow in the upper left sternal border, and an elevation of the right ventricle.
Potential consequences of a long-term untreated big atrial septal defect (ASD) encompass pulmonary hypertension, atrial fibrillation, and late cyanosis. Regarding the occurrence of a paradoxical embolism
Administration
Minor asymptomatic problems can be monitored. Consideration should be given to surgical or percutaneous closure of ASD in patients who are experiencing symptoms or have a shunt fraction greater than 1.5.
Eisenmenger syndrome is characterized by the development of cyanosis in adulthood due to a reversal of blood flow from the left side of the heart to the right side. The condition is a result of untreated, medically severe ventricular septal defects. Autism spectrum disorders (ASDs) and patent ductus arteriosus (PDAs).
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Pathology - Ventricular Septal Defect (VSD)
The most prevalent congenital cardiac defect is due to the incomplete fusion of the interventricular septum with the aortic septum. It is frequently observed alongside other congenital cardiac abnormalities such as tetralogy of Fallot and transposition of the great arteries (TGA). Linked to fetal alcohol syndrome and Down syndrome, it can also arise as a consequence of myocardial infarction (MI).
Pathology: There is a structural abnormality in the ventricular septum that creates a connection between the right and left ventricles. This defect can take different forms, such as membranous ventricular septal defect (VSD) (90% of cases), infundibular VSD, and muscular VSD.
Pathophysiology refers to the study of the functional changes that occur in the body as a result of a disease or injury. At first, there is a left-to-right shunt because the resistance in the pulmonary blood vessels is lower than the resistance in the systemic blood vessels. Continued presence of a shunt leads to a chronic increase in the amount of blood flowing to the right side of the heart, causing a progressive rise in pulmonary vascular resistance. with the potential reversal of the shunt from left to right
Minor ventricular septal defects (VSDs) typically do not exhibit any symptoms. In babies, moderate to massive ventricular septal defects (VSDs) might manifest as heart failure.
Symptoms and signs
Failure to thrive, perspiration during feeding, or recurrent respiratory infections. Among elderly patients, dyspnea and cyanosis may manifest after physical exertion.
A physical examination may reveal a loud, continuous heart murmur at the lower left edge of the sternum (if the ventricular septal defect is significant) and an enlargement of the right ventricle.
Complications may arise, such as pulmonary hypertension, late cyanosis, aortic insufficiency, and endocarditis.
Therapy
Minor ventricular septal defects (VSDs) have the potential to heal spontaneously. Surgery is recommended for big ventricular septal defects (VSDs) with shunt fractions more than 1.5 or in cases when the patient has experienced shunt reversal accompanied by Eisenmenger syndrome.
Eisenmenger syndrome is characterized by the development of cyanosis in adulthood due to a reversal of blood flow from the left side of the heart to the right side. The condition is a result of untreated, physiologically significant ventricular septal defects (VSDs), atrial septal defects (ASDs), and patent ductus arteriosus (PDAs).
The most prevalent congenital cardiac defect is due to the incomplete fusion of the interventricular septum with the aortic septum. It is frequently observed alongside other congenital cardiac abnormalities such as tetralogy of Fallot and transposition of the great arteries (TGA). Linked to fetal alcohol syndrome and Down syndrome, it can also arise as a consequence of myocardial infarction (MI).
Pathology: There is a structural abnormality in the ventricular septum that creates a connection between the right and left ventricles. This defect can take different forms, such as membranous ventricular septal defect (VSD) (90% of cases), infundibular VSD, and muscular VSD.
Pathophysiology refers to the study of the functional changes that occur in the body as a result of a disease or injury. At first, there is a left-to-right shunt because the resistance in the pulmonary blood vessels is lower than the resistance in the systemic blood vessels. Continued presence of a shunt leads to a chronic increase in the amount of blood flowing to the right side of the heart, causing a progressive rise in pulmonary vascular resistance. with the potential reversal of the shunt from left to right
Minor ventricular septal defects (VSDs) typically do not exhibit any symptoms. In babies, moderate to massive ventricular septal defects (VSDs) might manifest as heart failure.
Symptoms and signs
Failure to thrive, perspiration during feeding, or recurrent respiratory infections. Among elderly patients, dyspnea and cyanosis may manifest after physical exertion.
A physical examination may reveal a loud, continuous heart murmur at the lower left edge of the sternum (if the ventricular septal defect is significant) and an enlargement of the right ventricle.
Complications may arise, such as pulmonary hypertension, late cyanosis, aortic insufficiency, and endocarditis.
Therapy
Minor ventricular septal defects (VSDs) have the potential to heal spontaneously. Surgery is recommended for big ventricular septal defects (VSDs) with shunt fractions more than 1.5 or in cases when the patient has experienced shunt reversal accompanied by Eisenmenger syndrome.
Eisenmenger syndrome is characterized by the development of cyanosis in adulthood due to a reversal of blood flow from the left side of the heart to the right side. The condition is a result of untreated, physiologically significant ventricular septal defects (VSDs), atrial septal defects (ASDs), and patent ductus arteriosus (PDAs).
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Pathology - Patent Ductus Arteriosus
Patent Ductus Arteriosus refers to a medical condition characterized by the persistence of an open ductus arteriosus, a blood vessel that should normally close shortly after birth.
A congenital defect resulting from the incomplete closure of the fetal ductus arteriosus, sometimes associated with congenital rubella. The risk of this condition is higher in individuals residing at high altitudes due to fetal oxygen deprivation.
Pathology: The condition is characterized by the persistence of contact between the pulmonary arteries and the aorta after birth, which typically closes within 24 hours of delivery.
Pathophysiology: Left-to-right shunt occurs from decreased pulmonary vasculature resistance as compared to systemic vasculature resistance. The augmented volume overflow experienced by the left ventricle might result in left ventricular strain and subsequent heart failure.
Presenting Symptoms
The majority of individuals do not show any symptoms. However, when symptoms do occur, they manifest as failure to thrive and respiratory infections in newborns. and cardiac insufficiency or atrial tachyarrhythmias in older individuals.
The physical examination indicates a persistent "machinelike" murmur and a pronounced S2 sound.
Possible complications encompass pulmonary hypertension and cardiac failure.
Indomethacin closes patent ductus arteriosus (PDA) in babies; misoprostol (PGE) keeps PDA open. Adults with large shunts should undergo either surgical or percutaneous closure.
Therapy
Eisenmenger syndrome is characterized by the development of cyanosis in adulthood due to a reversal of blood flow from the left side of the heart to the right side. It is caused by uncorrected, physiologically substantial VSDs. Autism Spectrum Disorders (ASDs) and Patent Ductus Arteriosus (PDAs).
Patent Ductus Arteriosus refers to a medical condition characterized by the persistence of an open ductus arteriosus, a blood vessel that should normally close shortly after birth.
A congenital defect resulting from the incomplete closure of the fetal ductus arteriosus, sometimes associated with congenital rubella. The risk of this condition is higher in individuals residing at high altitudes due to fetal oxygen deprivation.
Pathology: The condition is characterized by the persistence of contact between the pulmonary arteries and the aorta after birth, which typically closes within 24 hours of delivery.
Pathophysiology: Left-to-right shunt occurs from decreased pulmonary vasculature resistance as compared to systemic vasculature resistance. The augmented volume overflow experienced by the left ventricle might result in left ventricular strain and subsequent heart failure.
Presenting Symptoms
The majority of individuals do not show any symptoms. However, when symptoms do occur, they manifest as failure to thrive and respiratory infections in newborns. and cardiac insufficiency or atrial tachyarrhythmias in older individuals.
The physical examination indicates a persistent "machinelike" murmur and a pronounced S2 sound.
Possible complications encompass pulmonary hypertension and cardiac failure.
Indomethacin closes patent ductus arteriosus (PDA) in babies; misoprostol (PGE) keeps PDA open. Adults with large shunts should undergo either surgical or percutaneous closure.
Therapy
Eisenmenger syndrome is characterized by the development of cyanosis in adulthood due to a reversal of blood flow from the left side of the heart to the right side. It is caused by uncorrected, physiologically substantial VSDs. Autism Spectrum Disorders (ASDs) and Patent Ductus Arteriosus (PDAs).
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Pathology - Coarctation of Aorta
Etiology unknown: linked with Turner syndrome (infantile form)
More prevalent among males.
Study of the nature and causes of diseases.
Infantile type: Constriction of the aorta occurring before the ductus arteriosus.
Adult type: Aortic stenosis occurring after the ductus arteriosus
Both categories may be accompanied with bicuspid aortic valve, aortic stenosis, atrial septal defect (ASD), ventricular septal defect (VSD), and berry aneurysm. or the condition of mitral valve insufficiency
Clinical Presentation
Adult type: Noncyanotic disease; weak femoral pulse; hypertension in upper extremities versus lower extremities; left ventricular hypertrophy; holosystolic murmur. Imaging: Rib notching observed on x-ray due to the presence of collateral circulation.
Pediatric type: Failure to thrive: Cardiac insufficiency
Treatment Treatment of heart failure and hypertension: surgical or percutaneous
Etiology unknown: linked with Turner syndrome (infantile form)
More prevalent among males.
Study of the nature and causes of diseases.
Infantile type: Constriction of the aorta occurring before the ductus arteriosus.
Adult type: Aortic stenosis occurring after the ductus arteriosus
Both categories may be accompanied with bicuspid aortic valve, aortic stenosis, atrial septal defect (ASD), ventricular septal defect (VSD), and berry aneurysm. or the condition of mitral valve insufficiency
Clinical Presentation
Adult type: Noncyanotic disease; weak femoral pulse; hypertension in upper extremities versus lower extremities; left ventricular hypertrophy; holosystolic murmur. Imaging: Rib notching observed on x-ray due to the presence of collateral circulation.
Pediatric type: Failure to thrive: Cardiac insufficiency
Treatment Treatment of heart failure and hypertension: surgical or percutaneous
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Pathology - Transposition of the Great Arteries
The etiology of this condition is still unknown. However, it is believed to be linked to the aberrant development of the subpulmonary infundibulum during fetal development. This leads to the misalignment of the aorta with the right ventricle.
Pathology: The aorta originates from the anatomically correct right ventricle, while the pulmonary artery originates from the anatomically correct left ventricle.
Pathophysiology refers to the study of the functional changes that occur in the body as a result of a disease or injury. Oxygenated blood flows from the lung to the left heart, but is subsequently expelled back to the lung through the anomalous pulmonary arterial link to the left ventricle. Deoxygenated blood is sent from the right heart to the systemic circulation by an improper link to the aorta, bypassing the lungs. This syndrome is rapidly lethal unless there is an additional anatomical abnormality (such as ASD, VSD, PDA) that permits the mixing of oxygenated and deoxygenated blood.
Transposition of the great arteries (TGA) might be accompanied by coronary abnormalities.
Symptoms and signs
Atrial septal defect (ASD) and ventricular septal defect (VSD). PDA, also known as left ventricular outflow tract obstruction
Manifests in early childhood with bluish discoloration of the skin and cardiac insufficiency
Treatment of heart failure involves surgical repair.
The etiology of this condition is still unknown. However, it is believed to be linked to the aberrant development of the subpulmonary infundibulum during fetal development. This leads to the misalignment of the aorta with the right ventricle.
Pathology: The aorta originates from the anatomically correct right ventricle, while the pulmonary artery originates from the anatomically correct left ventricle.
Pathophysiology refers to the study of the functional changes that occur in the body as a result of a disease or injury. Oxygenated blood flows from the lung to the left heart, but is subsequently expelled back to the lung through the anomalous pulmonary arterial link to the left ventricle. Deoxygenated blood is sent from the right heart to the systemic circulation by an improper link to the aorta, bypassing the lungs. This syndrome is rapidly lethal unless there is an additional anatomical abnormality (such as ASD, VSD, PDA) that permits the mixing of oxygenated and deoxygenated blood.
Transposition of the great arteries (TGA) might be accompanied by coronary abnormalities.
Symptoms and signs
Atrial septal defect (ASD) and ventricular septal defect (VSD). PDA, also known as left ventricular outflow tract obstruction
Manifests in early childhood with bluish discoloration of the skin and cardiac insufficiency
Treatment of heart failure involves surgical repair.
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Pathology - Tetralogy of Fallot
The condition is caused by the displacement of the infundibular septum towards the front and top, leading to an unequal split of the aorta and pulmonary artery.
The tetralogy consists of four specific cardiac abnormalities: pulmonary stenosis, right ventricular hypertrophy, ventricular septal defect (VSD), and aorta overriding the VSD.
Symptoms and signs
The outcome is a condition where there is a flow of blood from the right side of the heart to the left side, resulting in the early onset of bluish discoloration of the skin at birth, increased levels of carbon dioxide in the blood, and an inability to grow and develop properly.
Medical imaging: X-ray reveals heart with a form resembling a boot
Management
The full repair procedure entails surgical intervention to seal the ventricular septal defect (VSD) and reconstruct the outflow tract of the right ventricle. Palliative surgery, which involves anastomosis of the subclavian artery to the pulmonary artery to create a bypass around the right heart, is a viable option for newborns with severe symptoms.
The clinical prognosis relies on the degree of pulmonary stenosis and the adequacy of surgical intervention.
The condition is caused by the displacement of the infundibular septum towards the front and top, leading to an unequal split of the aorta and pulmonary artery.
The tetralogy consists of four specific cardiac abnormalities: pulmonary stenosis, right ventricular hypertrophy, ventricular septal defect (VSD), and aorta overriding the VSD.
Symptoms and signs
The outcome is a condition where there is a flow of blood from the right side of the heart to the left side, resulting in the early onset of bluish discoloration of the skin at birth, increased levels of carbon dioxide in the blood, and an inability to grow and develop properly.
Medical imaging: X-ray reveals heart with a form resembling a boot
Management
The full repair procedure entails surgical intervention to seal the ventricular septal defect (VSD) and reconstruct the outflow tract of the right ventricle. Palliative surgery, which involves anastomosis of the subclavian artery to the pulmonary artery to create a bypass around the right heart, is a viable option for newborns with severe symptoms.
The clinical prognosis relies on the degree of pulmonary stenosis and the adequacy of surgical intervention.
