130 results
Summary of Diuretic Agents 
Subclass, Drug, Mechanism of Action, Effects, Clinical Applications, Pharmacokinetics, Toxicities, Interaction
CARBONIC ANHYDRASE
Summary of Diuretic ... • Triamterene OSMOTIC ... DIURETICS • Mannitol ... Pharmacology #summary #table ... #nephrology
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
Diuretics sites ... inhibitor) 2) Osmotic ... diuretics (e.g. ... Thiazides-type diuretics ... #pharmacology #nephrology
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
Pathophysiology - Diuretic ... Sites of Action Diuretics ... canagliflozin 2) Osmotic ... Pathophysiology #Diuretics ... Sites #Action #nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Hypernatremia - Differential ... Diagnosis Inadequate ... • Osmotic diuresis ... #Diagnosis #Causes ... #nephrology #sodium
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
hypernatremia - Osmotic ... diuretic, Loop ... Classification #Features #Diagnosis ... #Comparison #Table ... #Nephrology
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
the Nephron - Diuretics ... Acetazolamide 2) Osmotic ... Diuretics (e.g. ... Pathophysiology #Nephrology ... #Nephron #Diuretics
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... Diagnosis Workup ... , osmotic (solute ... #Diagnosis #Workup ... #Algorithm #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
plasma insulin (treatment ... thiazide-like diuretics ... , Osmotic diuresis ... Hypokalemia #Causes #differential ... #diagnosis #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypokalemia - Osmotic ... diuresis - ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Hyponatremia - Differential ... Diagnosis Algorithm ... Renal losses, Diuretic ... alkalosis, Ketonuria, Osmotic ... #Causes #nephrology