39 results
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... Reduction == Increase ... blood loss • Hemolytic ... HgbA1c #Laboratory #Increase ... #Decrease #Diagnosis
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Transfusion Thresholds ... Hemolysis on labs ... Causes purpura & ... TRALI): Leading cause ... more likely to cause
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Diagnosis Algorithm Decreased ... WBCs - Decreased ... Infiltration - Increased ... Bleed • Hemolysis
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Differential Diagnosis Increased ... Tissue injury • Hemolysis ... intake • Blood transfusion ... of injection Decreased
Conceptual Relationship between Volume Responsiveness and Volume Tolerance

Assessing for volume responsiveness would only tell you that
there would be an increase ... Causes of "Left ... Shift" (Decreased ... tolerance): -increased ... Pathophysiology #CriticalCare
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... - Transfusion ... hypoperfusion Increased ... Blood transfusion ... differential #diagnosis #causes
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 ... nucleated RBCs, and decreased ... hematuria (without casts
ECMO circuit chatter - rhythmic pulsations in the drainage catheter/tubing leading to the pump
CHATTER occurs when
Untreated it can cause ... of CHATTER: - decrease ... reposition to increase ... clinical #video #criticalcare
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Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Diagnostic algorithm Decreased ... failure • Drugs Increased ... diet • Blood transfusion ... • Tumor lysis/hemolysis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... - Transfusion ... hypoperfusion Increased ... Blood transfusion ... differential #diagnosis #causes