18 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Diagnosis Platelet ... Reactive: • Anemia/blood ... Myelofibrosis • Chronic Myeloid ... Leukemia - BWH ... #Platelets #hematology
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
the total white blood ... Disorders: • Chronic myeloid ... myeloid leukemia ... Colitis and Crohn’s Disease ... #hematology #basophils
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Diagnosis Secondary ... Thrombocytosis): • Acute ... MF) • Chronic myeloid ... leukemia (CML) ... #hematology #secondary
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Chronic Myelogenous Leukemia ... Infectious: • Acute ... disorders • Celiac disease ... effect following treatment ... #Causes #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
CML (Chronic Myeloid ... (myeloid)↑ • Mature ... Myeloid Leukemia ... #Hematology #Oncology ... #Diagnosis
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... : Acute blood loss ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... #hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Management Summary myelo ... transformation to acute ... leukemia Management ... #Management #treatment ... #hematology #oncology
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
Significance (MGUS) - Differential ... Diagnosis Neurologic-Centered ... Ig deposition disease ... #Diagnosis #hematology ... #oncology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... involved) • No leukemic ... #oncology #diagnosis ... #differential # ... hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
cells can indicate disease ... Lymphocytosis: Absolute blood ... microglobulin Treatment ... ’s lymphoma or acute ... #oncology #hematology