154 results
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Connective Tissue, Infections ... Lymphocytosis: Infection ... Lymphocytopenia: Infections ... • Neutropenia: Infections ... Diagnosis #causes #hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Differential Diagnosis Algorithm ... and non-hematologic ... malignancies • Infection ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... TPO, TPO-RA • Infections ... : Chronic infections ... bacterial and viral infections ... #hematology
Hepatitis B Serology Interpretation
HBsAg
HBcAb
HBsAb

- BIDMC Infectious Diseases Fellowship @BIDMC_IDFellows

#HepatitisB #HBV #HepB #Serology #Interpretation #hepatology #diagnosis
Hepatitis B Serology ... HBsAb - BIDMC Infectious ... HepatitisB #HBV #HepB #Serology ... Interpretation #hepatology
Isolated Neutropenia - Differential Diagnosis Algorithm
Chronic (>3 months):
 • Extrinsic: Vitamins
 • Intrinsic: Congenital, Inflammatory
Transient:
 •
Differential Diagnosis Algorithm ... Inflammation: Infectious ... , Non-infectious ... Differential #Diagnosis #Algorithm ... #hematology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
deficiency) • Infection ... Sepsis • Non-infectious ... causes #Platelets #hematology
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Differential Diagnosis Algorithm ... Inflammatory / Infectious ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Differential Diagnosis Algorithm ... demyelination), Infectious ... Systemic: Systemic infection ... Inflammatory, Infectious ... Degenerative, NPH, Infectious
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Differential Diagnosis Algorithm ... Myelofibrosis Infectious ... Non malignant hematologic ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
due to past HBV infection ... HBV Resolved infection ... level" chronic infection ... Resolving acute infection ... #diagnosis #hepatology