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

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... , Acute hemolysis ... , deficiency anemia ... , Vasculitides, ... #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Diagnosis Algorithm ... • Bleeding • Hemolysis ... Inflammation, Chronic Infection ... #MCV #Classification ... #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... cardiac valve, vasculitis ... inclusions - If infection ... #Anemia #Differential ... #workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
anemia - Splenomegaly ... - APLS • Acute ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... #Anemia #Differential ... #classification ... #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Malignant tumors, Acute ... PD deficiency, Pulmonary ... Morphology #Atlas #key #diagnosis ... #differential # ... hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Chronic kidney disease ... Index > 3: • Acute ... Production #Index #hematology ... #anemia #differential ... #diagnosis #calculation
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Diagnosis: • hemolytic ... chills, flank pain ... #hemolytic #anemia ... #hematology #diagnosis
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
- HIV infection ... Schistosomiasis - Chronic hemolytic ... anemia - Persistent ... neurofibromatosis, vasculitis ... #Diagnosis #Differential
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Alcohol-induced pain ... : Pain in involved ... translocation • Types: Classification ... #differential # ... hematology