42 results
Major Clinical Trials and Evidence Summary for Transfusion Thresholds in Critical Care

TRICC - NEJM 1999 -
Thresholds in Critical ... blood is a liquid ... Blood saves lives ... unnecessary and cause ... #Thresholds #Hematology
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... Elevation == Decreased ... Content • RBC Transfusions ... turnover • Acute blood ... loss • Hemolytic
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Blood Product Transfusions ... Transfusion Thresholds ... Causes purpura & ... TRALI): Leading cause ... diagnosis #management #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... HUS) • Other: Transfusion ... implicated) - Transfusion ... Extravascular #Causes ... differential #diagnosis #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Blood Transfusion ... Causes purpura & ... TRALI): Leading cause ... more likely to cause ... diagnosis #management #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... • Peripheral blood ... Immune mediated hemolysis ... disease, drugs, transfusions ... Diagnosis #Algorithm #causes
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Antibody Autoimmune Hemolytic ... reticulocytes • Hemolysis ... type ± C3d • Blood ... 2) LOOK FOR a cause ... management #treatment #rheumatology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Diagnosis Algorithm Decreased ... WBCs - Decreased ... Bleed • Hemolysis ... #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Diagnosis for Hemolytic ... Anemia Intrinsic Causes ... prosthetic valve • Transfusion ... udaygulati #Hemolytic ... classification #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
Mild-to-moderate decrease ... in most cases; ... Platelet count - Decreased ... of Peripheral blood ... Diagnosis #Workup #Hematology