95 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 ... , EBV, HIV, HepB ... #Differential # ... Diagnosis #Dermatology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Transaminitis - Differential ... Vascular: Budd-chiari syndrome ... Sinusoidal obstruction syndrome ... #Diagnosis #causes ... #hepatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Risks factor for HIV ... decreased PLT count: CBC ... peripheral blood smear, HIV ... #Workup #hematology
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Uveitis - Differential ... Posner-Schlossman Syndrome ... B27-related syndrome ... Anterior #Uveitis #Differential ... #ophthalmology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... • CMV • HIV ... Lymphocytic Leukemia (CBC ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... etc) - Viral: HIV ... antiphospholipid syndrome ... Diagnosis #Framework #hematology
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
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 ... Vasculopathy #Purpura #Differential
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Causes of Adrenal ... Insufficiency - Differential ... Polyglandular autoimmune syndrome ... • Fungal • HIV ... Thrombophilia • Critical
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... Hyperthyroidism CBC ... Myelodisplastic syndrome ... #generalized #dermatology ... Diagnosis #Algorithm #causes