13 results
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... Defects: Sickle cell ... anemia, Thalassemias ... Haptoglobin ↓ - Lactate ... #Diagnosis #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Diagnosis Algorithm ... Pelger-Huet, Macrocytic anemia ... Myelofibrosis (MF ... Blood #Disorders #hematology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... organ or stem cell ... macroangiopathic hemolytic anemia ... Catastrophic APLS BCM IM ... #diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Diagnosis Algorithm ... • Sickle cell ... immune-complex hemolytic anemia ... Prosthetic heart valves ... #Causes #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
anemia • Cold ... Hyperbilirubinemia • Elevated lactate ... younger pts) Differential ... Disorders Such As ... #hematology #diagnosis
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity - A low value ... If the value is ... elevation Serum lactate ... WBC count and differential ... #Workup #Hematology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... e.g., uptake by cells ... www.ncbi.nlm.nih.gov/pmc ... to bolus these values ... 30mmHg) - Severe anemia
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... Workup: • Complete ... blood count with differential ... Myelodysplastic #Syndromes #diagnosis ... #hematology #oncology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Left Shift: • Cell ... precursors" • Stab cell ... appreciate the value ... #differential # ... #WBC #CBC #hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... that a one-off value ... Too many cells in ... Better call hematology ... #workup #hematology