25 results
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Benyzlpenicillin, blood ... #differential #diagnosis ... #pathophysiology ... #pharmacology #potassium ... #medications #druginduced
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Diagnosis Algorithm ... Alwavs Repeat Blood ... while drawing blood ... Algorithm #causes #potassium ... #high #pathophysiology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... Crush injury • Blood ... Intracellular Shift ... Medications 2.
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... Crush injury • Blood ... Intracellular Shift ... Medications 2.
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... and ECG changes ... blocks, QRS axis shift ... #potassium #high ... #diagnosis #management
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Framework • Cellular Shift ... hyperosmolality - Medications ... : Blood draw error ... #Causes #potassium ... #high
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... creatinine) • Cell shift ... effective arterial blood ... #urine #potassium ... differential #algorithm #diagnosis
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 ... • ECG findings ... no changes in ECG ... #Diagnosis
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
Hyperkalemia Management ... Blood drawn from ... site/line where potassium ... minutes-hour) -Shift ... #high
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... UA positive for blood ... Shift of extracellular ... Monitor potassium ... #Differential #Diagnosis