Published on
​Symptoms and Signs – Differential Diagnosis of Reye’s Syndrome
• Hepatic encephalopathy of any cause
• Inborn errors of metabolism: carnitine deficiency, ornithine transcarbamylase deficiency
• Jamaican vomiting sickness
• Salicylate or amiodarone intoxication
Picture
Published on
​Symptoms and Signs – Differential Diagnosis of Rhabdomyolysis, Causes
• Alcoholism
• Compartment syndrome
• Drug induced (statins; combination of statins with fibrates or erythromycin; simvastatin and amiodarone; amphetamines, haloperidol)
• Electrical injury
• Exertion (exercise induced)
• Extensive surgical (spinal) dissection, bariatric surgery
• Hypothyroidism
• Hypovolemia and urinary acidification are important precipitating causes in the development of acute renal failure.
• Infectious and inflammatory myositis
• Limb ischemia
• Malignant hyperthermia
• Metabolic myopathies
• Multiple trauma
• Prolonged static positioning during surgery
• Reperfusion after revascularization procedures for ischemia
• Seizures
• Sickle cell trait is a predisposing condition.
• Tourniquet ischemia
Picture
Published on
​Symptoms and Signs – Differential Diagnosis of Rheumatic Fever
• Bacterial endocarditis
• Juvenile rheumatoid arthritis (Still’s disease)
• Rheumatoid arthritis
• Serum sickness
• Systemic lupus erythematosus (SLE)
• Viral infections
Picture
Published on
​Symptoms and Signs – Differential Diagnosis of Rhinitis
• Allergic rhinitis
• Chemical- or irritant-induced rhinitis
• CSF rhinorrhea
• Deviated septum
• Emotional rhinitis
• Enlarged adenoids
• Exercise-induced rhinitis
• Foreign bodies
• GERD
• Hormone-mediated rhinitis (menses, pregnancy, oral contraceptives, hypothyroidism)
• Infectious rhinitis
• Midline granuloma
• Nasal polyps/tumors
• Rhinitis medicamentosa
• Rhinitis mimics:
• Sarcoidosis
• Sjögren’s syndrome
• SLE
• Vasomotor rhinitis
• Wegener’s granulomatosis
Picture
Published on
​Symptoms and Signs – Differential Diagnosis of Rash, Febrile Child
• Bacteremia
• Dermatomyositis
• Drug exanthem, including serum sickness
• Erysipelas
• Henoch-Schönlein purpura
• Kawasaki’s syndrome
• Lupus erythematosus
• Lyme disease
• Rocky Mountain spotted fever
• Scarlet fever
• Staphylococcal scalded skin syndrome
• Still’s disease
• Urticaria
• Viral exanthem
Picture