905 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Syndrome • HTN, High ... Non-reabsorbable anions ... Algorithm #causes #potassium
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Decreased renal potassium ... Drugs Increased potassium ... (oral/iv) • Potassium-rich ... Normal, Renin High ... hypoplasia Aldosterone high
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... urinary losses: • High ... Non-reabsorbable anions ... #differential #potassium
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
exercise, fasting, high-carb ... - low TSH with high ... fT4 or high T3 ... • Treatment: Potassium ... hyperthyroidism, Potassium
Management of Pediatric Kidney Stones
Acute Managment:
 • Pain relief: NSAIDs, opioids
 • Facilitating passage of stone:
ALL patients - High ... measures fail - Potassium ... oxalate food - Potassium ... alkalinisation: potassium ... alkalinization: potassium
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
safely, whereas potassium ... Consider target potassium ... Enteral potassium ... function & estimated potassiurn ... Intravenous potassium
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
TTKG should be high ... Algorithm #causes #potassium ... #high #pathophysiology
ECG Changes with Potassium Imbalance
 - Normokalemia
 - Hypokalemia
 - Hyperkalemia

#Hypokalemia #Hyperkalemia #ECG #potassium #cardiology #ekg
ECG Changes with Potassium ... Hyperkalemia #ECG #potassium
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... mmol creatinine) High ... Low-normal EABV, High ... piperacillin • High ... hypokalemia #urine #potassium
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Hyperkalemia (high ... potassium levels ... pump and prevents potassium ... the cell, serum potassium ... the same site as potassium