167 results
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
- Differential Diagnosis ... malignancy: • Symptoms ... : B-symptoms, bruising ... #Algorithm #hematology ... #WBC #Leukemoid
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... - Differential Diagnosis ... Algorithm Decreased WBCs ... Normal/lncreased WBCs ... #Hematology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... - Differential Diagnosis ... (Pancytopenia, WBC ... #Algorithm #Causes ... #Hematology #Oncology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
blasts and high WBC ... count cause hyperviscosity ... • Lab values: WBC ... Syndrome #TLS #diagnosis ... #management #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... decreased PLT count: CBC ... pylori test (GI symptoms ... #Differential #Diagnosis ... #hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia 1) DIAGNOSE ... ↑ LDH • Anti-RBC ... 2) LOOK FOR a cause ... #management #treatment ... #rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential Diagnosis ... Artifact (redo CBC ... effect following treatment ... #Hematology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
on the left Myeloblast ... Differential Diagnosis ... counts may delay diagnosis ... #differential #diagnosis ... #CBC #hematology
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
Polycythemia Vera (PV) - Diagnosis ... Management Summary Diagnostic ... incidentally via CBC ... When present, symptoms ... #hematology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... nephrolithiasis • Symptoms ... of UTI, urine WBCs ... Nephrology if cause ... uw_IMresidency #Hematuria #Diagnosis