18 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Macrocytic RBC: Vitamin B12 ... Microangiopathic Hemolytic ... Cold autoimmune hemolytic ... #Red #BloodCell ... differential #diagnosis #hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Congenital Diseases ... telomeropathy Cancer ... Antibody-mediated hemolysis ... consumption • Vitamin B12 ... Differential #Diagnosis #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell ... disease (diverse ... Diagnosis #Algorithm #workup ... #hematology #testing
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
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
, CLL Acute leukemias ... extramedullary disease ... lymphoid organs When Cancer ... #Leukemia #Hematology ... #Oncology #Diagnosis
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
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Mean corpuscular (cell ... acute blood loss, hemolysis ... (EPO), iron or B12 ... Algorithm #Diagnosis #Workup ... #Hematology #Microcytic
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
Lymphocytic Leukemia (CLL ... chemotherapy for low-risk disease ... uw_IMresidency #CLL ... Lymphocytic #Leukemia #oncology ... #hematology #hemeonc
Causes of Anemia in Cirrhosis - Differential Diagnosis Framework
LOW RETIC INDEX - ↓ PRODUCTION
 • Vitamin
PRODUCTION • Vitamin B12 ... Peptic ulcer disease ... syndrome, Spur cell ... anemia, Hemolysis ... Differential #Diagnosis #Hepatology