167 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Mnemonic NO cause ... TB Viral: HSV ... , EBV, HIV, HepB ... #Differential # ... Diagnosis #Dermatology
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Pain - Differential ... rash) • Primary HIV ... JointPain #MSK #Differential ... Diagnosis #Algorithm #Orthopedics ... #Causes
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... and Leukopenia - Differential ... Leukocytosis #Leukopenia #Differential ... #Diagnosis #causes ... #hematology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Transaminitis - Differential ... Diagnosis • Infectious ... : HAV, HCV, HEV, ... Transaminases #hepatitis #Differential ... #Diagnosis #causes
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Pseudotumor - Infectious ... • CMV • HIV ... History of Bleeding, Infection ... #Hematology #Oncology
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... - Differential ... complications of HIV ... (syphilis, HIV-associated ... Encephalopathy #Differential
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Lymphadenopathy - Differential ... Cervical: EBV, CMV, HIV ... : Acute HIV, EBV ... Lymphadenopathy #Differential ... Diagnosis #Algorithm #Causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... procedures - Infection ... Risks factor for HIV ... Platelet #Disorders #Differential ... #Workup #hematology
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
cytokines Common causes ... reaction - Helminth infection ... aspergillosis - Viral infections ... (HIV, HTLVI) ... hypereosinophilia #HE #Differential
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... Coronavirus • HIV ... #Fever #Acute #Differential ... Diagnosis #Algorithm #causes