44 results
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
Treatment of hyperkalemia ... #hyperkalemia ... #criticalcare #treatment ... #diuretics #diuresis ... #nephrology #algorithm
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... plasma insulin (treatment ... ß-Adrenergic agonists, Hypokalemic ... anhydrase inhibitors, loop ... syndrome (mimics loop
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... Fluids Shift potassium ... renal function) - Loop ... diuretic (often ... LouLectures #Hyperkalemia
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... • Discontinued diuretic ... Differential #Diagnosis #Algorithm ... nephrology #low #potassium
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
(B) Treatment algorithm ... Total loop diuretic ... maximal dose for IV loop ... following a single loop ... #CHF #Algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... Clinicians should also look ... Post-hypercapnia • Diuretics ... differential #diagnosis #algorithm ... causes #nephrology #potassium
Mechanisms of Loop Diuretic Action and Resistance. Panel A, loop diuretics circulate bound to protein. As
Mechanisms of Loop ... Diuretic Action ... Panel A, loop diuretics ... binding to sodium–potassium–chloride ... #Pathophysiology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... High Urine Cl - Loop ... diuretics, Thiazide ... diuretics, Mg2+ ... #urine #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... • HTN Absent: Loop ... and thiazide diuretics ... #causes #potassium
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
the Nephron - Diuretics ... mannitol) 3) Loop ... Diuretics (e.g. ... HCTZ) 5) Potassium-sparing ... spironolactone) #Pathophysiology