9 results
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
peripheral blood leukocytes ... on the left Myeloblast ... ) Differential ... #CBC #hematology ... #pathophysiology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Myelodysplastic Syndromes ... WBCs - Normal ... #elevatedMCV #Differential ... Algorithm #Causes #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Drug-associated, PCH, Evans Syndrome ... Defects: Sickle cell anemia ... Blood Smear ↑ abnormal ... #Diagnosis #hematology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... ATRA treatment Pathophysiology ... Diagnosis: • Labs: leukocytosis ... initiation • Differential ... diagnosis #management #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
levels - Usually normal ... from ischemia WBC ... count and differential ... - Shows a mild leukocytosis ... Diagnosis #Workup #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Blood smear - RBC ... younger pts) Differential ... passage of red-brown urine ... #hematology #diagnosis
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
disease states Pathophysiology ... Synovial Fluid: • WBCs ... • Metabolic syndrome ... Intracellular (leukocyte ... protein, ESR, leukocytosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Malignancy (e.g. hematologic ... edema, active urine ... lymphopenia, low PLT • Anemia ... titers > 1:80 • CBC
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
changes (POEMS syndrome ... autoimmune hepatitis, PBC ... chain assay • An abnormal ... Gap #ProteinGap #differential ... #diagnosis #hematology