32 results
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
Nephron Pathophysiology ... urearetics) 3) Loop ... agents (eg, furosemide ... Thiazides 5) Aldosterone ... Adenosine #Nephron #Pathophysiology
Diuretics - summary table
Thiazides and Related Diuretics: HCTZ, Chlorthalidone, Metolazone, Indapamide, Bendroflumethiazide 
Loop Diuretics: Furosemide, Ethacrynic
Bendroflumethiazide Loop ... Diuretics: Furosemide ... Bumetanide, Torsemide Aldosterone ... #diuretics #loop ... table #thiazide #aldosterone
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
mannitol) 3) Loop ... Diuretics (e.g. furosemide ... HCTZ) 5) Potassium-sparing ... spironolactone) #Pathophysiology
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
that Impair Renal Potassium ... Pentamidine Decreased Aldosterone ... , K-ATPase and Aldosterone ... #Hyperkalemia #Pathophysiology ... Pharmacology #Impaired #Potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... • HTN, High Aldosterone ... • HTN Absent: Loop ... Differential #Diagnosis #Algorithm ... #causes #potassium
Overview of effects of diuretics and hormones involved in fluid homeostasis.

#diruetic #diuretics 
#aldosterone #ADH #ANP #BNP
#thiazide
#diuretics #aldosterone ... hydrocholorothyazide #loop ... #furosemide #spironolactone
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
. mannitol) 3) Loop ... diuretic (e.g. furosemide ... Metolazone) 5) Potassium-sparing
Thiazide
diuretics
Carbonic anhydrase
inhibitors
(e.g., acetazolamide)
Nat-Cl symport
Na and HCO;-
reabsorption
Aldosterone
antagonists
(e.g., spironolactone)
Nat channel
(indirect effect)
Loop diuretics (e.g., furosemide)
Amiloride,
#triamterene
Nat-K+-2CF symport
Na channel
(direct effect)
#NaCI reabsorption
reabsorption Aldosterone ... indirect effect) Loop ... diuretics (e.g., furosemide
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... the basis of the potassium-to-creatinine ... High Urine Cl - Loop ... hypokalemia #urine #potassium ... #differential #algorithm
Flowchart of the function of the renin-angiotensin aldosterone system (RAAS)

#renin #angiotensin #aldosterone #system #RAAS #system #algorithm
renin-angiotensin aldosterone ... #angiotensin #aldosterone ... #RAAS #system #algorithm ... #pathophysiology