13 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic algorithm ... Decreased renal potassium ... Renin High: • Primary ... Hyperkalemia #Diagnosis #algorithm ... #nephrology #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... either secondary or primary ... Gitelman's syndrome • Primary ... #causes #nephrology ... #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... secreting tumor, Primary ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... treated with IV potassium ... ↑ Aldosterone: Primary ... #differential #potassium ... #nephrology #low
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... Medications (diuretics), Hypothyroidism ... (UOsm < 100): Primary ... #Hyponatremia #Algorithm ... diagnosis #sodium #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Differential Diagnosis Algorithm ... Hormonal changes • Hypothyroidism ... suppression • Primary ... #Hyponatremia #Nephrology ... Differential #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Differential Diagnosis Algorithm ... Hormonal changes • Hypothyroidism ... suppression • Primary ... #Hyponatremia #Nephrology ... Differential #Diagnosis #Algorithm
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Differential Diagnosis Algorithm ... Solute Intake - Primary ... CKD, Thiazides, Hypothyroidism ... Differential #Diagnosis #Algorithm ... #diagnosis #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... High Al, Low R - Primary ... Differential #Diagnosis #Algorithm ... #nephrology #causes ... #low #potassium
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
acid <4 • SIADH, Hypothyroidism ... Glucocorticoid deficiency, Primary ... #Hyponatremia #algorithm ... #sodium #low #nephrology