6 results
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... in HbA1c == False ... Content • RBC Transfusions ... blood loss • Hemolytic ... Effect • RBC Transfusions
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Transfusion Thresholds ... antigens (often false ... Causes purpura & ... TRALI): Leading cause ... Hypocalcemia, Hyperkalemia
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
antigens (often false ... Causes purpura & ... TRALI): Leading cause ... Hypocalcemia, Hyperkalemia ... more likely to cause
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Tissue injury • Hemolysis ... intake • Blood transfusion ... of injection Decreased ... MCW_Nephrology #HyperKalemia
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... Tourniquet use - Hemolysis ... Potassium-containing drugs - Transfusion ... tissue necrosis Decreased ... #Causes #diagnosis
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... leukocytosis, in vitro hemolysis ... Decreased distal ... High #Potassium #Classification ... #Causes