​Symptoms and Signs- Differential Diagnosis of Aortic Stenosis

​Symptoms and Signs- Differential Diagnosis of Aortic Stenosis • Ventricular septal defect • Mitral regurgitation • Hypertrophic cardiomyopathy • Aortic sclerosis. Aortic stenosis is distinguished from aortic sclerosis by the degree of valve impairment. I



​Symptoms and Signs - Differential Diagnosis of Appendicitis

Symptoms and Signs - Differential Diagnosis of Appendicitis endometriosis, seminal vesiculitis diverticulitis, intestinal obstruction, perforated ulcer, perforated cyst, salpingitis, tubo-ovarian abscess, mittelschmerz, cecum, Meckel’s diverticulitis • Va



​Differential Diagnosis of Hemolytic Autoimmune Anemia

Differential Diagnosis of Hemolytic Autoimmune Anemia • Nonimmune mediated: microangiopathic hemolytic anemia, hypersplenism, cardiac valve prosthesis, giant cavernous hemangiomas, march hemoglobinuria, physical agents, infections, heavy metals, drugs (n


​Differential Diagnosis of Drug Induced Anemia

Differential Diagnosis of Drug Induced Anemia • Drugs that may produce or promote blood loss: aspirin, alcohol, nonsteroidal anti-inflammatory agents, corticosteroids, anticoagulants • Drugs that may interfere with red cell production by inducing marrow


​Differential Diagnosis of Hypochromic Anemia

Differential Diagnosis of Hypochromic Anemia • Thalassemia • Other microcytic hemoglobinopathies • Normal or increased body iron stores • Iron deficiency anemia • Impaired iron metabolism • Hereditary • Disorders of heme synthesis: sideroblastic anemias



Differential Diagnosis of  Low Reticulocyte Count Anemia

Differential Diagnosis of Low Reticulocyte Count Anemia • Microcytic anemia (mean corpuscular volume [MCV] < 80): iron deficiency, thalassemia minor, sideroblastic anemia, lead poisoning • Macrocytic anemia (MCV > 100): megaloblastic anemias, folate def