832 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential Diagnosis ... Artifact (redo CBC ... Myelofibrosis Infectious ... disorders • Celiac disease
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
- Differential Diagnosis ... • Infection: ... Lemierre's syndrome ... Malignancy: - Hematologic ... #Differential #Diagnosis
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
reaction - Helminth infection ... Rare causes: ... aspergillosis - Viral infections ... #Differential #Diagnosis ... #Causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... SLE) - Viral infections ... Kasabach-Merritt syndrome ... APLS • Acute Infectious ... #hematology #rheumatology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... - Differential Diagnosis ... Lymphocytosis: Infection ... #Differential #Diagnosis ... #causes #hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... - Differential Diagnosis ... malignancies • Infection ... #Differential #Diagnosis ... #Algorithm #Causes
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... #hematology #anemia
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... - Differential Diagnosis ... Urinothorax Exudate - Infectious ... #Algorithm #Hepatology ... #causes
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
most likely to cause ... underlying lung disease ... as disseminated disease ... It can also cause ... Mycobacterium #diagnosis