32 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
and Differential Diagnosis ... - CD7, CD3 Chronic ... bcr-able (+) ↑ WBC ... Blood #Disorders #hematology ... #Differential #Diagnosis
Age-Focused Initial Evaluation for Pyoderma Gangrenosum 

All Patients: 
 - A thorough history and physical examination
Gangrenosum All ... mycobacterial) - CBC ... #Gangrenosum #Workup ... Evaluation #Age #Dermatology ... #Diagnosis
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Artifact (redo CBC ... effect following treatment ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
- Differential Diagnosis ... /uL Initial Workup ... : CBC with diff, ... #Algorithm #hematology ... #workup
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Diagnosis: • ... Lymphocytosis on CBC ... microglobulin Treatment ... #workup #oncology ... #hematology
Approach to the Hypercoagulable State
Arterial thromboembolism
→ Cardiac rhythm monitoring, Echocardiogram, Vascular imaging
→ Test for APS, particularly
- No other workup ... cancer screening, CBC ... Hypercoagulable #Workup ... #hematology #diagnosis ... #algorithm #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... decreased PLT count: CBC ... not required in all ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Rebound effect from treatment ... Rheumatologic, Vasculitides ... #Algorithm #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... Consider sickle cell ... cardiac valve, vasculitis ... #Algorithm #workup ... #hematology #testing
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