49 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Transcellular Shift ... Refeeding Syndrome #Hypokalemia ... Diagnosis #Algorithm #causes ... potassium #low #pathophysiology
Emergency Management of Hyperkalemia in Adults
Assess Patient - Airway Breathing Circulation Disability Exposure (ABCDE) Approach
 •
Management of Hyperkalemia ... mmol/L - Consider cause ... clinical scenario, ECG ... Gluconate IV Shift ... Prevention - Consider cause
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... • Increased EC ... shift of K (Succinylcholine ... MunerMohamed1 #hyperkalemia ... differential #diagnosis #pathophysiology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... TTKG should be high ... Diagnosis #Algorithm #causes ... #potassium #high ... #pathophysiology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... potassium and ECG ... blocks, QRS axis shift ... , asystole #hyperkalemia ... #potassium #high
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... hypomagnesemia Hypokalemia ... - Shift from extracellular ... - Insulin (high ... diagnosis #nephrology #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
High Output Heart ... Failure - Pathophysiology ... cardionerds #High ... HeartFailure #CHF #Pathophysiology ... Diagnosis #cardiology #causes
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
immature blasts and high ... WBC count cause ... hydration - Hyperkalemia ... unless worrisome EKG ... diagnosis #management #hematology