11 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia ... DIAGNOSE AIHA • Anemia ... type ± C3d • Blood ... smear: Differential ... #Anemia #diagnosis
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... MAHA: TTP, HUS, DIC ... Defects: Sickle cell anemia ... - Peripheral Blood ... Smear ↑ abnormal
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Peripheral Smear ... for workup, including ... : Acute blood loss ... , Acute hemolysis ... , deficiency anemia
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Bandemia Overview ... Tissue damage • Leukemia ... Degree of bandemia ... #CBC #hematology ... #pathophysiology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
result in severe anemia ... of Peripheral blood ... anemia Indirect ... from ischemia WBC ... #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral Infection Clinical ... • Symptoms of anemia ... anemia • Cold ... smear - RBC agglutination ... #anemia #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Orange or Hep C Clinical ... • Peripheral smear ... • Neutropenia, anemia ... #diagnosis #workup ... #oncology #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
promyelocytic leukemia ... ABO incompatible blood ... organ damage Clinical ... • Peripheral smear ... #management #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
cell count (anemia ... • Aplastic Anemia ... Megaloblastic Anemia ... Myelophthisic Anemia ... dyserythropoietic anemia
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Pathophysiology ... Lung Abscess - Clinical ... Diagnosis: • CBC ... Leukocytosis, anemia ... • Sputum/Blood