120 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... TB Viral: HSV ... , EBV, HIV, HepB ... Differential #Diagnosis #Dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... • HCV, HBV Not ... Differential #Diagnosis #hematology ... #rheumatology #
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... Churg-Strauss syndrome ... - Sjögren syndrome ... dermatomyositis #Size #Classification ... #Diagnosis #Rheumatology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
, HCV, HEV, EBV, ... Vascular: Budd-chiari syndrome ... Sinusoidal obstruction syndrome ... Differential #Diagnosis #causes ... #hepatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... infection, HIV infection ... diagnosis #types #classification ... #rheumatology #
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
Non-HCV infectious ... - Diagnosis, causes ... and management ... #Rheumatology # ... Cryoglobulinemic #Diagnosis #Management
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Risks factor for HIV ... decreased PLT count: CBC ... peripheral blood smear, HIV ... or if a primary hematologic ... #Workup #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... • Cogan Syndrome ... Lab Tests: • CBC ... • HBV HCV • ... #classification
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Quinidine • HIT ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... #Hematology
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
EBV, CMV), Acute HIV ... diseases, Toxic shock syndrome ... , DRESS, Sweet syndrome ... , Vasculitis SCVMC ... Differential #Diagnosis #dermatology