36 results
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
Diuretics sites ... Metolazone) 5) Potassium-sparing ... diuretics (e.g. ... #pharmacology # ... nephrology #medications
Summary of Diuretic Agents 
Subclass, Drug, Mechanism of Action, Effects, Clinical Applications, Pharmacokinetics, Toxicities, Interaction
CARBONIC ANHYDRASE
Summary of Diuretic ... empagliflozin LOOP DIURETICS ... DIURETICS • Spironolactone ... Tolvaptan #Diuretics ... summary #table #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Transcellular Shifts: - Alkalosis ... thiazide-like diuretics ... Postobstructive diuresis ... , Osmotic diuresis ... mimics thiazide diuretic
Diuresis in Critical Care - Achieving a Negative Fluid Balance
Advantages Of A Negative Fluid Balance:
 •
Diuresis in Critical ... , address diuretic ... ) to normalize Potassium ... contraction metabolic alkalosis ... Early nephrologv
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
Diuretics - Pharmacology ... Thiazides diuretics ... Piretanide Potassium ... sparing diuretics ... nephrology #conversion
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Diuretics and Agents ... • Metabolic alkalosis ... Symport (Loop Diuretics ... Hyponatremia • Hypercalcemia ... #Nephrology #Pharmacology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift: • Alkalosis ... • Discontinued diuretic ... Diagnosis #Algorithm #nephrology ... #low #potassium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Renal losses, Diuretic ... and metabolic alkalosis ... Ketonuria, Osmotic diuresis ... renal failure Hypervolemia ... Algorithm #Causes #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... >20 mEq/24 h - Diuretics ... Gitelman's syndrome #Hypokalemia ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... Fluids Shift potassium ... function) - Loop diuretic ... LouLectures #Hyperkalemia ... #nephrology