8 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... malignancies • Anemia ... vera (PV) • Myelodysplastic ... syndrome • Myelofibrosis ... myeloid leukemia
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
disease, Acute ... Hypothyroidism, Myelodysplastic ... syndrome - Dr ... morphologic #mcv #differential ... diagnosis #causes #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Marrow Failure • Chronic ... Myelogenous Leukemia ... Myeloproliferative Disease ... blood count with differential ... #hematology #oncology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... extramedullary disease ... - infiltrates (anemia ... • Tumor lysis syndrome ... #Hematology #Oncology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... cells can indicate disease ... • Neutropenia, anemia ... diagnosis #workup #oncology ... #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
- Antithyroid medications ... • Hypocellular myelodysplastic ... syndrome (MDS) ... virus (EBV) • Leukemia ... #oncology #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
hemolysis, deficiency anemia ... Vasculitides, IBD, Celiac disease ... Kawasaki, Nephrotic syndrome ... • Reaction to Medications ... • Infections: Chronic
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... lymphopenia, low PLT • Anemia ... with Lupus: • Chronic ... activation and/or medications ... Hodgkin lymphoma and leukemia