92 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 ... Marrow Transplant Chronic ... Chronic UTI) • ... #Differential #Diagnosis ... endocrinology #causes
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
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
Lymphoid variant (e.g ... Viral infections (HIV ... , HTLVI) - Chronic ... 3, DOCK8) - Chronic ... #Differential #Diagnosis
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... - Differential Diagnosis ... Disease (e.g. ... #Anemia #MCV #Classification ... #Algorithm #Causes
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... - Differential Diagnosis ... Hepatitis • HIV ... • Drug Abuse (e.g ... Fatigue Syndrome
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
- Differential Diagnosis ... Immunocompromised-CMV • Chronic ... In young patient ... / consider HIA B27 ... #Differential #Diagnosis
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... carotid sinus syndrome ... orthostatic vital sign ... and an initial ECG ... Further diagnostics