51 results
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... - Differential ... ) • Behcet's syndrome ... ulcerative #skinrash #dermatology ... #Differential #
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Transaminitis - Differential ... Vascular: Budd-chiari syndrome ... Sinusoidal obstruction syndrome ... Transaminases #hepatitis #Differential ... Diagnosis #causes #hepatology
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... /II, VZV, CMV, HIV ... #eye #ocular #dermatology ... #InfectiousDiseases ... #Infections #Differential
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 Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Sarcoidosis or Lofgren's syndrome ... TB Viral: HSV ... , EBV, HIV, HepB ... Mnemonic #Causes #Differential ... #Diagnosis #Dermatology
Genital Lesions - Differential Diagnosis Algorithm
Elevated - Vesicles:
 • Herpes simplex
Elevated - Papules / Plaques -
Genital Lesions ... - Differential Diagnosis ... ) • Reiter's syndrome ... #skinlesions #dermatology ... #Differential #
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Thrombocytopenia - Differential ... etc) - Viral: HIV ... antiphospholipid syndrome ... Thrombocytopenia #Differential ... Diagnosis #Framework #hematology
Ascites - Differential Diagnosis
Chronic liver disease (cirrhosis or chronic hepatitis) - 80%
Underlying malignancy - 10%
Congestive heart
Ascites - Differential ... Fitz-Hugh-Curtis syndrome ... ), HIV-related, ... <1% #Ascites #Differential ... #Diagnosis #hepatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Quinidine • HIT ... Non-lmmune: • HELLP Syndrome ... Thrombocytopenia #Differential ... Algorithm #Causes #Hematology
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 ... • HCV, HBV Not ... #Diagnosis #hematology