75 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Risks factor for HIV ... peripheral blood smear, HIV ... /HCV testing - ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... etc) - Viral: HIV ... , HCV, EBV, CMV ... infiltration: malignancy, infection ... #Framework #hematology
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
(about 10% of cases ... less commonly, infection ... #HepatitisB #HBV ... #diagnosis #laboratory ... #hepatology
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
for alternative causes ... (HAV, HBV, HCV, ... HEV, EBV, CMV), ... Hepatic vascular disorder ... #Algorithm #hepatology
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
Susceptible to HBV ... HBV Resolved infection ... HepBVirus #Serologies #serology ... #diagnosis #hepatology ... interpreation #testing
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... : - Thrombocytopenia ... SLE) - Viral infections ... • HCV, HBV Not ... #hematology #rheumatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... for secondary causes ... glucocorticoid treatment ... #Differential #diagnosis ... #hematology #eosinophilia
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelofibrosis Infectious ... • Rheumatic disorders ... effect following treatment ... following EtOH induced thrombocytopenia ... #Hematology
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
Non-HCV infectious ... , causes and management ... neuropathy Treatment ... frequently related to HBV ... Cryoglobulinemia #Vasculitis #Rheumatology
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... Sarcoidosis • Infections ... - HIV ... Myopathy #mimics #diagnosis ... #neurology