25 results
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 ... for secondary causes ... drug reaction, infection ... Differential #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... procedures - Infection ... patients if the cause ... or if a primary hematologic ... #Workup #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... drug induced • Infections ... Intravascular Causes ... #classification ... #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Inflammation, Chronic Infection ... #Anemia #MCV #Classification ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Trauma - Infection ... Disseminated gonococcal infection ... deficiency Work ... Diagnosis #Algorithm #Causes
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... culture bottles (infection ... Jcortesizaguirr #Ascites #workup ... Differential #Diagnosis #hepatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
history of recurrent infections ... disease • Infectious ... community-acquired infections ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
weeks without infection ... Scoring system: DDX ... lymphocyte > 5000/microL ... Leukemia #diagnosis #workup ... #oncology #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... DDX: • ANCA (Antineutrophil ... diagnosis #types #classification ... #rheumatology #
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
Framework The DDx ... • Parasitic infections ... pass = Primary Causes ... Mastocytosis • Other hematologic ... Differential #Diagnosis #hematology