22 results
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... the basis of the potassium-to-creatinine ... creatinine) • Cell shift ... effective arterial blood ... #urine #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... urinary losses: • High ... Blood Pressure: ... consumption • Low ... #nephrology #low
Hyperkalemia - Differential Diagnosis Framework

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

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Crush injury • Blood ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Have a high index ... invasive arterial blood ... abnormalities particularly potassium ... consultation with cardiology ... Anesthesiology #Anesthesia
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
Increase fresh gas flow ... • Exclude high ... perfusion, recheck blood ... and positioning (e.g ... Pneumothorax and/or high
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
intracellular calcium causes ... - Hyperkalemia ( ... high potassium levels ... (or low potassium ... Pathophysiology #cardiology
Pseudohyperkalemia vs Reverse Hyperkalemia

Pseudohyperkalemia and reverse pseudohyperkalemia are both conditions where potassium levels appear falsely elevated.

Pseudohyperkalemia:
This
leukocytes, or red blood ... • Occurs after blood ... potassium is high ... • ECG findings ... no changes in ECG
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
Increase fresh gas flow ... perfusion, recheck blood ... if it is due to high ... check arterial blood ... gas, 12-lead ECG
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
Hyperkalemia Management ... Blood drawn from ... minutes-hour) -Shift ... or dialysis • SLOW ... #high