35 results
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
B - Chronic hepatitis ... less commonly, infection ... #HBV #Serology ... Interpretation #diagnosis ... #laboratory #hepatology
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
Interpretation of Hepatitis ... Acute HBV Chronic ... HBV Resolved infection ... BrighamChiefs #HepatitisB ... #diagnosis #hepatology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Infectious: HAV ... • Autoimmune hepatitis ... Transaminases #hepatitis ... Diagnosis #causes ... #hepatology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
hepatitis • Recurrent ... : • HIV • EBV ... CMV • Viral hepatitis ... • Fungal • Protozoa ... UnknownOrigin #FUO #Chronic
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
10-20x normal - Infection ... 5-10x normal - Chronic ... #hepatology #LFTs ... transaminitis #differential ... #diagnosis
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
for alternative causes ... Hepatocellular: Viral infections ... hepatitis fibrosis ... • Autoimmune hepatitis ... #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Liver Injury - Differential ... : Hepatitis C, A ... NAFLD, Autoimmune hepatitis ... Sepsis, Viral Hepatitis ... Diagnosis #Causes
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... • CMV • HIV ... Tuberculosis • Hepatitis ... Age > 50 • Chronic ... #Causes #Hematology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... • Malignancy Infectious ... Epstein-Barr Virus • Hepatitis ... • HIV Autoimmune ... Pulmonary Disease Neurologic
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Differential Diagnosis ... : • Infections ... : Hepatitis A/B/ ... Diagnosis #hepatology ... Transaminitis #LFTs #hepatitis