13 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... blood loss, Acute hemolysis ... Rebound effect from treatment ... Diagnosis #Algorithm #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Macrocytic RBC: Vitamin B12 ... , MDS, Chemotherapy ... Microangiopathic Hemolytic ... Cold autoimmune hemolytic ... differential #diagnosis #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Leukemia - Summary Cancer ... cells can indicate disease ... microglobulin Treatment ... Leukemia #diagnosis #workup ... #oncology #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... activity • ↓ LAP ... lymphoid organs When Cancer ... #Leukemia #Hematology ... #Oncology #Diagnosis
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
chemotherapy for low-risk disease ... Lauren Banaszak, MD ... uw_IMresidency #CLL ... Lymphocytic #Leukemia #oncology ... #hematology #hemeonc
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
loss), Vitamin B12 ... Chronic kidney disease ... infiltration (e.g. cancer ... defects (e.g. sickle cell ... Production #Index #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Lymphoma (HCV) • CLL ... • Coombs (-) hemolytic ... Pseudohyponatremia • ↓anion gap ... Paraproteinemias #Hematology ... Differential #Diagnosis #Oncology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... Myeloproliferative Disease ... Nutritional: vitamin B12 ... Syndromes #diagnosis #hematology ... #oncology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
nodosum • Immune hemolytic ... Hodgkin Lymphoma Workup ... number of sites of disease ... classification #hematology ... #oncology #management
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
full infectious work-up ... days → add fungal work-up ... syndrome): - Hematologic ... ± tocilizumab; call ... #HemeOnc #Diagnosis