12 results
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Blood Product Transfusions ... Transfusion Thresholds ... Special Blood Product ... Blood products contain ... potassium from
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 Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Blood Transfusion ... Causes purpura & ... Blood products contain ... potassium from ... #Product #Transfusion
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Diagnostic algorithm Decreased ... renal potassium ... diet • Blood ... transfusion • ... Tumor lysis/hemolysis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Crush injury • Blood ... • Recent IV potassium ... Blood transfusion ... differential #diagnosis #causes ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Crush injury • Blood ... • Recent IV potassium ... Blood transfusion ... differential #diagnosis #causes ... #potassium #high
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
Fibrin degradation products ... Mild-to-moderate decrease ... in most cases; ... Platelet count - Decreased ... of Peripheral blood
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Tissue injury • Hemolysis ... dietary intake • Blood ... transfusion • ... of injection Decreased
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... drugs - Transfusion ... of aged blood ... - Hemolysis (in ... tissue necrosis Decreased
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... Crush injury, Hemolysis ... hyperkalemia: Blood ... Differential #Diagnosis #Causes ... #potassium #high