21 results
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell disease ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... spherocytosis, Hemolytic ... Malignant tumors, Acute ... Schistocytes - Hemolytic ... #differential #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Chronic kidney disease ... Index > 3: • Acute ... Retroperitoneal, Uterine • Hemolysis ... Microangiopathic hemolytic ... Production #Index #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... , Acute hemolysis ... , deficiency anemia ... Vasculitides, IBD, Celiac disease
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
anemia • Cold ... Positive Coombs testing ... Blood smear - RBC ... #hemolytic #anemia ... #hematology #diagnosis
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... High in acute blood ... loss, hemolysis ... Algorithm #Diagnosis #Workup ... #Hematology #Microcytic
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Signs and Symptoms ... Proximal limb muscle wasting ... but elevated as disease ... cholangitis #diagnosis #workup ... #hepatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... smear, HIV/HCV testing ... PT, aPTT(liver disease ... changes), high MCV anemia ... #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... anemia Indirect ... from ischemia WBC ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Multi-system autoimmune disease ... pericarditis • Hepatic: PBC ... #diagnosis #signs ... #symptoms #testing ... #workup