9 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
RBC) Morphology ... Microangiopathic Hemolytic ... spherocytosis, Autoimmune hemolytic ... autoimmune hemolytic ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... hypertension • Unusual RBC ... acanthocytes - Consider RBC ... #Anemia #Differential ... #hematology #testing
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... 2) External (RBC ... 3) Internal (RBC ... Defects: Sickle cell anemia ... Diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
• Symptoms of anemia ... anemiaCold ... smear - RBC agglutination ... #hemolytic #anemia ... #hematology #diagnosis
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Even with normal WBC ... relative to both WBC ... 21% had normal WBC ... diagnosis #neutrophil #WBC ... #CBC #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
decreased PLT count: CBC ... smear, HIV/HCV testing ... changes), high MCV anemia ... ), HBsAg/anti-HBc ... #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hemorrhage and hemolysis ... result in severe anemia ... anemia Indirect ... from ischemia WBC ... #Hematology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... Diagnosis: • CBC ... Leukocytosis, anemia ... • Sputum/Blood ... Coli - P.
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Weight loss • Anemia ... nodosum • Immune hemolytic ... anemia • Pain ... platelets - WBC ... classification #hematology