10 results
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 ... more likely to cause
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Tissue injury • Hemolysis ... dietary intake • Blood ... transfusion • ... of injection Decreased ... blockers - MCW Nephrology
Hyperkalemia - Differential Diagnosis Framework

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

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Crush injury • Blood ... transfusion • ... Blood transfusion ... differential #diagnosis #causes ... potassium #high #nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Diagnostic algorithm Decreased ... Potassium-rich diet • Blood ... transfusion • ... Tumor lysis/hemolysis ... Diagnosis #algorithm #nephrology
Intracranial Hemorrhage (ICH) and Increased Intracranial Pressure (ICP) - Pathophysiology
ICH Management:
1. Manage Blood Pressure
  •
) because they increase ... cerebral blood ... consider platelet transfusion ... = dilated BV = raises ... Pathophysiology #neurology
Hematology Algorithms 

Anemia is described as a reduction in the proportion of the red blood cells.
proportion of the red blood ... characterized by a decrease ... However, these thresholds ... These causes could ... Satyendra Dhar MD, @DharSaty
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... Potassium-containing drugs - Transfusion ... of aged blood ... - Hemolysis (in ... tissue necrosis Decreased
Hemoglobin A1c (glycated hemoglobin) reflects the average blood glucose concentration over the course of the RBC
reflects the average blood ... correlated with 35-76% decrease ... span, such as hemolytic ... transfusions. ... Satyendra Dhar MD, #@DharSaty