10 results
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Transfusion Thresholds ... Transfusion Reaction ... Transfusion Reaction ... High mortality. ... products contain potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... reactions Common ... reaction - Tumor ... differential #diagnosis #causes ... #potassium #high
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... Hypertriglyceridemia • Uremia High ... Content • RBC Transfusions ... blood loss • Hemolytic ... #Decrease #Diagnosis
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Transfusion Reaction ... Transfusion Reaction ... Transfusion Reaction ... High mortality. ... products contain potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... reactions Common ... reaction - Tumor ... differential #diagnosis #causes ... #potassium #high
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Diagnostic algorithm Decreased ... diet • Blood transfusion ... • Tumor lysis/hemolysis ... Normal, Renin High ... hypoplasia Aldosterone high
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Tissue injury • Hemolysis ... glycosides • High ... intake • Blood transfusion ... of injection Decreased
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... Tourniquet use - Hemolysis ... drugs - Transfusion ... aged blood - Hemolysis ... tissue necrosis Decreased
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... tacrolimus) - Decrease ... Crush injury, Hemolysis ... Differential #Diagnosis #Causes ... #potassium #high
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... leukocytosis, in vitro hemolysis ... Decreased distal ... Differential #Diagnosis #High ... #Potassium #Classification