32 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential Diagnosis ... malignancies • Anemia ... Myelodysplastic syndrome ... Chronic myeloid leukemia ... #Causes #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Chronic Myelogenous Leukemia ... Iron deficiency anemia ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - ... Differential Diagnosis ... Reactive: • Anemia ... Chronic Myeloid Leukemia ... causes #Platelets #hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
(MD) - Diagnosis ... cytopenias (usually anemia ... #MDS #Diagnosis ... Management #treatment #hematology ... #oncology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Kawasaki, Nephrotic syndrome ... Matthew Ho, MD ... #Algorithm #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
basophilia, and thrombocytosis ... Neutrophils • Immature/Myeloblasts ... - infiltrates (anemia ... #Hematology #Oncology ... #Diagnosis
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
and Differential Diagnosis ... Pelger-Huet, Macrocytic anemia ... - Amy Chung, MD ... Blood #Disorders #hematology ... #Differential #Diagnosis
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
- Differential Diagnosis ... hepatomegaly • Labs: anemia ... Matthew Ho, MD ... #Algorithm #hematology ... #WBC #Leukemoid
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic Anemia ... - Differential Diagnosis ... Table Warm AIHA ... Matthew Ho, MD ... #Table #hematology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Diagnosis: • Pancytopenia ... Can progress to MDS ... or acute leukemia ... #diagnosis #management ... #treatment #hematology