78 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... procedures - Infection ... smear, HIV/HCV testing ... K), H. pylori test ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... drug reaction, infection ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Proximal limb muscle wasting ... bile ducts Differential ... fungal, viral infections ... cholangitis #diagnosis #workup ... #hepatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... for workup, including ... Vasculitides, IBD, Celiac disease ... Thrombocytosis #Platelets #Differential
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Liver Injury - Differential ... Parenchyma • Infectious ... Hepatitis, TPN • Infectious ... Liver #Injury #Differential ... Acute #algorithm #hepatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... inclusions - If infection ... Hemolytic #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Liver Function Tests ... - Differential ... , PSC, Alcoholic ... Hep, Drugs, Infection ... Algorithm #diagnosis #hepatology
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... intermediate risk of disease ... Tuberculin skin testing ... microscopy • Testing ... #Diagnosis #Workup
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Positive Coombs testing ... younger pts) Differential ... • Diagnostic Test ... Donath-Landsteiner test ... hemolytic #anemia #hematology
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... hydrogen breath test ... for celiac disease ... Chronic #Diarrhea #Workup ... #diagnosis #differential