108 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV, HIV ... #Differential # ... Diagnosis #Dermatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Quinidine • HIT ... Non-lmmune: • HELLP Syndrome ... #Hematology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... - Differential ... • Fanconi's syndrome ... Proteinuria #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... predispose to other orthopedic ... common sites: hip ... • Differentiate ... #hematology
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Membrane Disorder - Differential ... Stevens-Johnson Syndrome ... • Behcet's syndrome ... #Differential # ... Diagnosis #Algorithm #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Skin Ulcers - Differential ... ) • Behcet's syndrome ... ulcerative #skinrash #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - Differential ... EBV, CMV), Acute HIV ... , DRESS, Sweet syndrome ... #Fever #Rash #Differential ... #Diagnosis #dermatology
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Causes of Anterior ... Uveitis - Differential ... patient/ consider HIA ... B27-related syndrome ... Anterior #Uveitis #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Ig A vasculitis/HSP ... #nonpalpable #dermatology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Causes of Adrenal ... Insufficiency - Differential ... Polyglandular autoimmune syndrome ... Polyglandular autoimrnune syndrome ... • Fungal • HIV