9 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Warm Antibody Autoimmune ... Hemolytic Anemia ... ↑ LDH • Anti-RBC ... smear: Differential ... #Autoimmune #Hemolytic
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... MAHA: TTP, HUS, DIC ... 2) External (RBC ... 3) Internal (RBC ... Smear ↑ abnormal
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... thrombocytopenia - DIC ... hypertension • Unusual RBC ... acanthocytes - Consider RBC ... #Anemia #Differential
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
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
of Peripheral blood ... smear - Shows schistocytes ... from ischemia WBC ... count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral infection, autoimmune ... Viral Infection Clinical ... smear - RBC agglutination ... younger pts) Differential ... sensitize red blood
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
Babesiosis on Peripheral Smear
85 M from SE USA, hx splenectomy, IgG4 plasmacytic syndrome: F, chills, profound
clindamycin & quinine, rbc ... post exchange: blood ... inclusions >10%RBC ... lysis: fever, anemia ... complications: ARDS and DIC
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Immunosuppression • Autoimmune ... Hodgkin Lymphoma - Clinical ... nodosum • Immune hemolytic ... Hodgkin Lymphoma Workup ... platelets - WBC