41 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Mnemonic NO cause ... Drugs (antibiotics e.g ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV, HIV ... #Differential #Diagnosis
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
Classification of ... miscellaneous causes ... (eg, spirochetal ... #diagnosis #conjugated ... #differential #causes
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
- Differential Diagnosis ... Dysplasias • (e.g ... #Differential #Diagnosis ... #Algorithm #endocrinology ... #causes #pediatrics
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Quinidine • HIT ... Non-lmmune: • HELLP Syndrome ... Foreign Surface (e.g
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Nephritic syndrome—due ... RBC casts in urine ... May be 10 (eg direct ... #Classification ... Proteinuria #Nephrology #Diagnosis
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
by Classification ... Medication side effect (e.g ... Subclavian steal syndrome ... Medication side effect (e.g ... #Table #Causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Fanconi's syndrome ... Protein deposition (eg ... #Differential #Diagnosis ... #Algorithm #Causes
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... Genetic disorders (e.g ... Hypercalcemia #Causes ... #Differential #Diagnosis ... #Endocrinology
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
most common in young ... to the femur ( e.g ... #orthopedics #diagnosis ... #differential #causes ... #pathophysiology
Hyperglycemia - Differential Diagnosis Algorithm
Diabetes Mellitus:
 • Impaired Glucose Tolerance
 • Type I Diabetes
 • Type
- Differential Diagnosis ... • Cushing's Syndrome ... Hyperglycemia (e.g ... #Algorithm #endocrinology ... #causes