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Diuretics

Diuretics đŸ’Ļ


āϝাāϰা Diuresis āĻ•āϰে āϤাāϰাāχ Diuretics. āφāϰ Diuresis āĻŽাāύে āĻšāϞ āĻŦেāĻļি āĻŦেāĻļি āĻŽূāϤ্āϰ āĻŦিāϏāϰ্āϜāύ āĻ•āϰা!

āφāϚ্āĻ›া āĻĒাāύি āĻ–েāϞেāĻ“ āϤো āĻŽূāϤ্āϰেāϰ āĻĒāϰিāĻŽাāĻŖ āĻŦা⧜ে, āϤাāĻšāϞে āĻāϟাāĻ“ āĻ•ি Diuretic? āĻš্āϝা āĻāϟাāĻ“ Diuretic!

🍃 Diuretics āĻ•িāĻ­াāĻŦে āĻļāϰীāϰ āĻĨেāĻ•ে āĻĒাāύি āĻŦেāϰ āĻ•āϰে?

āĻ–ুāĻŦ āϏāĻšāϜে āĻŦāϞāϞে āĻ•িāĻĄāύিāϰ glomerular filtration āĻ āϝে Na āĻĨাāĻ•ে āϤাāϰ āĻŽ্āϝাāĻ•্āϏিāĻŽাāĻŽāϟাāχ āφāĻŦাāϰ tubular reabsorption āĻšā§Ÿে āϰāĻ•্āϤে āĻĢিāϰে āφāϏে, āφāϰ āĻāĻ­াāĻŦেāχ plasma osmolality maintain āĻĨাāĻ•ে।
āĻ•িāύ্āϤু Diuretics āĻāχ Na reabsorption āĻ•ে āχāύāĻšিāĻŦিāϟ āĻ•āϰে, āĻĢāϞে āĻŦেāĻļি āĻŦেāĻļি Na āĻŦেāϰ āĻšā§Ÿে āϝা⧟, āϏাāĻĨে plasma osmolality maintain āĻ•āϰāϤে āĻĒাāύিāĻ“ āĻŦেāϰ āĻšā§Ÿে āϝা⧟। āφāϰ āĻāĻ­াāĻŦেāχ āϤাāϰা āĻ•াāϜ āĻ•āϰে।

āωāĻĒāϰে āĻĻেāĻ–āϞাāĻŽ Na āĻŦেāϰ āĻšā§Ÿ āϏাāĻĨে Water. Na āĻŦেāϰ āĻšāĻ“ā§Ÿাāϰ āĻĒāϰিāĻŽাāĻŖ water āĻŦেāϰ āĻšāĻ“ā§Ÿাāϰ āĻĒāϰিāĻŽাāĻŖ āĻĨেāĻ•ে āĻŦেāĻļি, āĻĢāϞে āĻšā§Ÿ Hyponatremia। Diuretics āϝে āĻĒ্āϰāĻĨāĻŽāĻĻিāĻ•ে Hyponatremia āĻ•āϰে āĻ āφāĻŽāϰা āϏāĻŦাāχ āϜাāύি, āϤāĻŦে āĻāĻ•āϟা āĻŦ্āϝāϤিāĻ•্āϰāĻŽ āφāĻ›ে! āφāϰ āϏেāϟা āĻšāϞ Osmotic diuretics āϝাāϰা Hypernatremia āĻ•āϰে āĻ…āϰ্āĻĨাā§Ž Na āĻŦা⧜া⧟! āĻ•িāĻ­াāĻŦে āĻŦা⧜া⧟?

Osmotic diuretics āϝেāĻŽāύ Mannitol  Urea. āĻāĻĻেāϰāĻ•ে Osmotic diuretics āĻŦāϞে āĻ•াāϰāĻŖ āĻāϰা plasma osmolality āĻŦা⧜ি⧟ে osmotic diuresis āĻ•āϰে। āφāϰ āφāĻŽāϰা āϜাāύি plasma āĻšāϞ ECF āĻāϰ āĻ…ংāĻļ. Mannitol āĻŦ্āϝāĻŦāĻšাāϰে ECF āĻāϰ osmolality āĻŦে⧜ে āĻ—ি⧟ে ICF āĻ…āϰ্āĻĨাā§Ž cell āĻāϰ āĻ­িāϤāϰ āĻĨেāĻ•ে āĻĒাāύি osmosis āĻāϰ āĻŽাāϧ্āϝāĻŽে āĻŦাāχāϰে āĻŽাāύে ECF āĻ āĻŦেāϰ āĻšā§Ÿে āφāϏে। āϝাāϰ āĻĢāϞে ECF volume āϝা⧟ āĻŦে⧜ে, osmolality āϝা⧟ āĻ•āĻŽে। āφāϰ āĻāϟা āϤো āϜাāύিāχ plasma osmolality āĻ•āĻŽāϞে ADH secretion āĻ“ āĻ•āĻŽে, āĻŦা⧜ে āĻŽূāϤ্āϰেāϰ āĻĒāϰিāĻŽাāĻŖ, āĻ…āϰ্āĻĨাā§Ž Diuresis. āϤাāĻšāϞে āφāĻŽাāĻĻেāϰ āĻšিāϏাāĻŦ āĻŽিāϞে āĻ—েāϞ।
Mannitol āĻ•োāύ cell āĻ•āϤৃāĻ• absorb āĻšā§Ÿāύা, āĻĢāϞে āĻ•িāĻ›ুāĻ•্āώāĻŖ āĻĒāϰ āĻāϟাāĻ“ āĻ•িāĻĄāύি āĻĻি⧟ে āĻŦেāϰ āĻšāĻ“ā§Ÿা āĻļুāϰু āĻ•āϰে, āϏাāĻĨে āĻĒাāύিāĻ•েāĻ“ āϟেāύে āύি⧟ে āϝা⧟। āĻāĻ–াāύে āϝেāĻšেāϤু āĻļুāϧু āĻĒাāύিāχ āĻ•āĻŽāĻ›ে, Na āĻāϰ āĻ•োāύ āϏāĻŽ্āĻĒāϰ্āĻ• āύাāχ, āϤাāχ āϤাāϰা Hypernatremia āĻ•āϰে!

āωāĻĒāϰেāϰ āĻ•āĻĨাāĻ—ুāϞো āĻŦুāĻāϞেāχ āφāĻŽāϰা āĻāϟা āĻŦুāĻāĻŦো āϝে osmotic diuretics āĻ•েāύ cerebral oedema āϤে indicated, āĻ•িāύ্āϤু contraindicated āĻ…āύ্āϝাāύ্āϝ oedema āϝেāĻŽāύ pulmonary oedema, cardiac failure, renal failure āĻ!

āĻāĻ•āϟু āĻŦ্āϝাāĻ–া āĻ•āϰি। cerebral oedema āϤে mannitol brain cell āĻĨেāĻ•ে āĻĒাāύি āĻŦেāϰ āĻ•āϰে ECF āĻ āύিāϚ্āĻ›ে, oedema āĻ•āĻŽে āϝাāϚ্āĻ›ে। āĻāχ āĻĒাāύি āĻŦ্āϝাāĻ• āĻĢ্āϞো āĻ•āϰে āφāϰ cell āĻ āĻĸুāĻ•āĻ›ে āύা, āĻ•াāϰāĻŖ āϤāϤāĻ•্āώāĻŖে  mannitol āĻ•িāĻĄāύি āĻĻি⧟ে āĻŦেāϰ āĻšāĻ“ā§Ÿা āĻļুāϰু āĻ•āϰāĻŦে āĻāĻŦং āϏাāĻĨে osmotic diuresis āĻšিāϏেāĻŦে water āĻ•ে āϏাāĻĨে āύি⧟ে āϝাāĻŦে, āĻŦ্āϝাāĻ• āĻĢ্āϞো āĻ•āϰাāϰ āĻŽāϤ āĻĒাāύি āφāϰ plasma āϤে āĻĨাāĻ•āĻŦে āύা। āϤাāχ āύিāĻļ্āϚিāύ্āϤে intracranial pressure āĻ•āĻŽাāϤে āĻāϟা āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰা āϝা⧟। āĻ•িāύ্āϤু pulmonary oedema āϤে āϧāϰুāύ āĻāϟা āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰা āĻšāϞ, āĻĒ্āϰāĻĨāĻŽāϤ oedema āĻ•āĻŽাāϞেāĻ“ āϤাāϰāĻĒāϰāχ āφāĻŦাāϰ water āĻŦ্āϝাāĻ• āĻĢ্āϞো āĻ•āϰে oedema restore āĻ•āϰāĻŦে। āĻ•িāĻ­াāĻŦে? āĻ•াāϰāĻŖ āϝāĻ–āύ mannitol āĻĻেāĻ“ā§Ÿা āĻšā§Ÿ āϤāĻ–āύ initially plasma osmolality āĻŦা⧜ে, āĻŦা⧜ে cardiac workload. āĻāϰāĻĒāϰ āϝāĻ–āύ cell āĻĨেāĻ•ে water draw āĻ•āϰা āĻļুāϰু āĻ•āϰে āϤāĻ–āύāĻ“ cardiac workload āĻŦা⧜ে। heart āĻāϤ load āĻĒাāĻŽ্āĻĒ āĻ•āϰāϤে āĻĒাāϰে āύা, āĻĢāϞে pulmonary venous congestion āĻšā§Ÿে pulmonary oedema āĻĄেāĻ­েāϞāĻĒ āĻ•āϰে। āϤাāχ āĻĒ্āϰāĻĨāĻŽে pulmonary oedema āĻ•āĻŽাāϞেāĻ“, āĻĒ⧜ে āĻāϟা āφāĻŦাāϰ aggravate āĻ•āϰে। āϤাāϰ āϏাāĻĨে āϝāĻĻি renal failure āĻĨাāĻ•ে āϤো āĻ•োāύ āĻ•āĻĨাāχ āύাāχ, mannitol āĻŦেāϰ āĻšāϤে āĻĒাāϰāĻŦে āύা, āĻĢāϞে āϏে cell āĻĨেāĻ•ে āĻĒাāύি āϟেāύে ECF āĻ āĻŦেāϰ āĻ•āϰāϤেāχ āĻĨাāĻ•āĻŦে, āϝাāϰ āĻĢāϞে plasma volume āĻŦে⧜ে osmolality āĻ“ āφāϏ্āϤে āφāϏ্āϤে āĻ•āĻŽāϤে āĻĨাāĻ•āĻŦে, plasma volume āĻŦা⧜াāϰ āϜāύ্āϝ cardiac workload  āĻ“ āφāϏ্āϤে āφāϏ্āϤে āĻŦা⧜āϤে āĻĨাāĻ•āĻŦে - āϝে āĻ•াāϰāĻŖে heart failure āĻāĻ“ āĻāϟি contraindicated, āφāϰ āĻ āĻ•াāϰāĻŖেāχ āĻāϟা āĻāĻ•āĻŽাāϤ্āϰ cerebral oedema āϤেāχ indicated.

Diuretics āĻāϰ āĻ•াāϜ āĻŽূāϞāϤ āĻ•িāĻĄāύিāĻ•ে āĻ•েāύ্āĻĻ্āϰ āĻ•āϰে।
osmotic diuretics āĻŦাāĻĻ āĻĻি⧟ে āĻŦাāĻ•ি āϝাāϰা āĻĨাāĻ•ে āϤাāϰা āĻšāϞঃ

1. Carbonic anhydrase inhibitor -
Acetazolamide, etc.
āĻ•াāϜ āĻ•āϰে āĻŽূāϞāϤ Proximal Convulated Tubule ( PCT) āĻ

2. Loop diuretics -  Frusemide, etc.
āĻ•াāϜ āĻ•āϰে āĻŽূāϞāϤ Ascending limb of loop of Henle āϤে, āύাāĻŽ āϤাāχ Loop diuretics

3. Thiazide diuretics - Hydrochlorothiazide, etc.
āĻ•াāϜ āĻ•āϰে āĻŽূāϞāϤ Distal Convulated Tubule (DCT) āĻ

4. Potassium sparing diuretics (Aldosterone antagonists) - Spironolactone, etc.
āĻ•াāϜ āĻ•āϰে āĻŽূāϞāϤ Distal Convulated Tubule āĻ“ collecting duct (CD) āĻ

5. Vasopressin (ADH) receptor antagonist - Tolvaptan, etc.
āĻ•াāϜ āĻ•āϰে āĻŽূāϞāϤ Distal Convulated Tubule āĻ“ collecting duct āĻ

āĻĢাংāĻļāύ āϜাāύāϤে āĻ•োāĻĨা⧟ āĻ•োāύ āϚ্āϝাāύেāϞ āĻĨাāĻ•ে āϏেāϟাāĻ“ āĻāĻ•āϟু āĻŽāύে āϰাāĻ–āϤে āĻšāĻŦে।

🍂 Ascending limb of loop of Henle
Na K Cl co-transport
Na K Cl āϤিāύāϟাāχ āĻĸোāĻ•ে
Ca channel
Ca āĻĸোāĻ•ে
Mg channel
Mg āĻĸোāĻ•ে

🍂 Distal Convulated Tubule
Na Cl co-transport
Na Cl āĻĻুāϟোāχ āĻĸোāĻ•ে
Na Ca counter-transport
Na āĻŦেāϰ āĻšā§Ÿ, Ca āĻĸোāĻ•ে

🍂 Collecting Duct
Na K counter-transport
Na āĻĸোāĻ•ে, K āĻŦেāϰ āĻšā§Ÿ

🍃 āĻāĻŦাāϰ āφāϏি āĻ•ে āĻ•িāĻ­াāĻŦে āĻ•াāϜ āĻ•āϰে? āĻŽাāĻĨা āĻ াāύ্āĻĄা āϰেāĻ–ে āĻŽāύāϝোāĻ— āĻĻি⧟ে āϧীāϰে āϧীāϰে āĻĒ⧜ুāύ āφāϰ āϚিāύ্āϤা āĻ•āϰুāύ!

>Carbonic anhydrase inhibitor:
āĻāϰা nephron āĻāϰ proximal tubular epithelial cell āĻ Carbonic anhydrase āĻāύāϜাāχāĻŽāĻ•ে āχāύāĻšিāĻŦিāϟ āĻ•āϰে। āϝাāϰ āĻĢāϞে CO2 āĻ“ H2O āĻĨেāĻ•ে H2CO3 āϤৈāϰি āĻšā§Ÿ āύা, H2CO3 āĻ­েāĻ™ে H+ āĻ“ HCO3- āĻ“ āϤৈāϰি āĻšā§Ÿ āύা।
PCT āĻāϰ āĻāĻ•āϟা āĻŦ্āϝাāϏিāĻ• āĻŦিāώ⧟ āĻšāϞ, āĻāĻ–াāύে Na+ reabsorption āĻšā§Ÿে āϤাāϰ āĻŦিāĻĒāϰীāϤে H+ loss āĻšā§Ÿ। āĻ…āύ্āϝāĻĻিāĻ•ে HCO3- reabsorption āĻšā§Ÿে āϤাāϰ āĻŦিāĻĒāϰীāϤে Cl- loss āĻšā§Ÿ।
āϝেāĻšেāϤু āĻāĻ–াāύে H+ āϤৈāϰি āĻšāϚ্āĻ›ে āύা, āϏেāĻšেāϤু  āωāĻĒāϰেāϰ āϰুāϞāϏ āĻ…āύুāϝা⧟ী Na+ reabsorption āĻšāϚ্āĻ›ে āύা। āĻĢāϞে Na āϞāϏ āĻšāϚ্āĻ›ে, āϏাāĻĨে āϞāϏ āĻšāϚ্āĻ›ে āĻĒাāύি, āĻšāϚ্āĻ›ে  Diuresis. āφāϰ āĻāĻ­াāĻŦেāχ āϤাāϰা āĻ•াāϜ āĻ•āϰে!
āĻ•িāύ্āϤু āϏাāĻĨে āĻ•িāĻ›ু āĻ…āĻ•াāϜāĻ“ āĻ•āϰে! āĻ•িāϰāĻ•āĻŽ? āωāĻĒāϰেāϰ āϰিāĻāĻ•āĻļāύ āĻ–ে⧟াāϞ āĻ•āϰāϞে āĻĻেāĻ–āĻŦেāύ HCO3- āϤৈāϰি āĻšāϚ্āĻ›ে āύা, āĻĢāϞে āĻĒ্āϞাāϜāĻŽাāϤে HCO3- āĻ•āĻŽে āĻ—ি⧟ে metabolic acidosis āĻšāϚ্āĻ›ে। āĻ āĻ•াāϰāĻŖেāχ āφāϜāĻ•াāϞ āφāϰ āĻāχ diuretics āϤেāĻŽāύ āĻŦ্āϝāĻŦāĻšৃāϤ āĻšā§Ÿ āύা! āϝāĻĻিāĻ“ āĻŦেāĻļ potent, āĻ•াāϰāĻŖ PCT āϤে 65% Na reabsorption āĻšā§Ÿ, āφāϰ āĻāϰা āϏেāϟা āĻĒ্āϰিāĻ­েāύ্āϟ āĻ•āϰāϤে āĻĒাāϰে!

> Loop diuretics
āĻāϟা āϝে potent diuretics āϤা āφāĻŽাāĻĻেāϰ āϜাāύা। āĻ•াāϰāĻŖ āĻāϰা āϝেāĻ–াāύে āĻ•াāϜ āĻ•āϰে āϏেāχ Ascending limb of loop of Henle āϤে 25% Na reabsorption āĻšā§Ÿ। āĻļুāϧু āϤাāχ āύ⧟, āϏেāĻ–াāύে āφāĻ›ে Na K Cl co-transport āϝাāĻ•ে āϤাāϰা āχāύāĻšিāĻŦিāϟ āĻ•āϰে। āĻ…āϰ্āĻĨাā§Ž āĻāĻ•āχāϏাāĻĨে Na K Cl āϤিāύāϟা electrolyte āĻāϰ reabsorption āĻĒ্āϰিāĻ­েāύ্āϟ āĻ•āϰāĻ›ে, āφāϰ āĻ āĻ•াāϰāĻŖেāχ āĻāϰা āĻŦেāĻļ potent! āĻŦেāĻļি potency āĻĻেāĻ–াāϤে āϝে⧟ে electrolyte imbalance āĻ•āϰে āĻĢেāϞে। āφāϰ āĻ•োāύāϟাāĻ•ে āĻŦেāĻļি imbalance āĻ•āϰে āϏেāϟাāĻ“ āĻāϤāĻ•্āώāĻŖে āĻŦুāĻে āĻ—েāĻ›ি, āϏেāϟা āĻšāϞ K, āĻ…āϰ্āĻĨাā§Ž Hypokalemia āĻ•āϰে! āφāϰ āĻ āĻ•াāϰāĻŖেāχ āĻāĻĻেāϰ āϏাāĻĨে āĻ…āύেāĻ• āϏāĻŽā§Ÿ Potassium sparing diuretics āĻāĻĄ āĻ•āϰে āĻĻেāĻ“ā§Ÿা āĻšā§Ÿ K āϞāϏ āĻ েāĻ•াāύোāϰ āϜāύ্āϝ!
Loop of henle āϤে Ca āĻ“ Mg āϚ্āϝাāύেāϞ āφāĻ›ে, Loop diuretics āĻāϤāϟাāχ potent āϝে āĻāĻĻেāϰāĻ•েāĻ“ inhibit āĻ•āϰে āĻĢāϞে Ca āĻ“ Mg absorption āĻ•āĻŽ āĻšā§Ÿে āĻ•āϰে Hypocalcemia (tetany āĻšāϤে āĻĒাāϰে) āĻ“ Hypomagnesemia (PTH secretion āĻ•āĻŽে āϝেāϤে āĻĒাāϰে). Hypercalcemia āĻ“ Hypermagnesemia āĻāϰ āϚিāĻ•িā§ŽāϏা⧟ āϤাāχ āĻāĻĻেāϰ āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰা āϝা⧟!

> Thiazide diuretics
Loop āϝেāĻ–াāύে āχāύāĻšিāĻŦিāϟ āĻ•āϰে Na K Cl co-transport āĻ•ে, āϏেāĻ–াāύে āĻāχ Thiazide āχāύāĻšিāĻŦিāϟ āĻ•āϰে Na Cl co-transport āĻ•ে, āĻāĻ–াāύে āĻ•োāύ K āύাāχ! āĻ…āύ্āϝāĻĻিāĻ•ে DCT āϤে Na reabsorption āĻ“ āĻŦেāĻļ āĻ•āĻŽ, 2-3%. āϤাāχ āϏāĻŦ āĻŽিāϞি⧟ে Thiazide āĻāĻ•āϟু āĻĻূāϰ্āĻŦāϞ diuretics. āϝāĻĻিāĻ“ āĻĻূāϰ্āĻŦāϞ, āφāĻŦাāϰ K reabsorprion āĻ“ āχāύāĻšিāĻŦিāϟ āĻ•āϰে āύা, āϤাāϰāĻĒāϰেāĻ“ āϤাāϰা Hypokalemia āĻ•āϰে, āϝা āωāĻĒāϰেāϰ loop diuretics āĻĨেāĻ•ে āĻŦেāĻļি! āĻ•িāύ্āϤু āĻ•িāĻ­াāĻŦে?!!
āĻāϰ āωāϤ্āϤāϰ āĻ–ুঁāϜāϤে āϚিāύ্āϤাāϰ āĻāĻ•āϟু āĻ—āĻ­ীāϰে āϝাāχ! DCT āϤে macula densa cell āφāĻ›ে, āϝাāĻĻেāϰ āĻ•াāϜ āĻšāϞ Ca sense āĻ•āϰে āϏিāĻ—āύ্āϝাāϞ āĻĒাāĻ াāύো। Thiazide āĻŦ্āϝāĻŦāĻšাāϰে Na reabsorption āĻ•āĻŽে āĻ—ি⧟ে DCT lumen āĻ Na concentration āĻŦে⧜ে āϝা⧟। macula densa āϤাāχ āĻĻেāĻ–ে afferent artetiole āĻāϰ JG cell āĻ•ে āϏিāĻ—āύাāϞ āĻĒাāĻ ি⧟ে āĻŦāϞে 'Na āϏāĻŦ āĻļāϰীāϰ āĻĨেāĻ•ে āĻŦেāϰ āĻšā§Ÿে āϝাāϚ্āĻ›ে, āϜāϞāĻĻি āĻ•িāĻ›ু āĻ•āϰো' āĻĢāϞে JG cell āĻĨেāĻ•ে renin āĻŦেāϰ āĻšā§Ÿ, āĻāĻ•āϟিāĻ­েāϟ āĻ•āϰে renin angiotensin aldosterone mechanism āĻ•ে, āĻšā§Ÿ aldosterone secretion. āφāϰ āĻāχ aldosterone collecting duct āĻāϰ Na K counter-transport āĻ•ে āϏ্āϟিāĻŽুāϞেāϟ āĻ•āϰে, āĻĢāϞে Na reabsorb āĻšā§Ÿ āφāϰ K loss āĻšā§Ÿ, āφāϰ āĻāĻ­াāĻŦেāχ āĻāϰা Hypokalemia āĻ•āϰে!

Loop diuretics āĻĒ⧜াāϰ āϏāĻŽā§Ÿ āĻĻেāĻ–েāĻ›ি āϤাāϰা Hypocalcemia āĻ•āϰে, āĻ•িāύ্āϤু āĻāχ Thiazide āĻ•āϰে āωāϞ্āϟোāϟা āĻ…āϰ্āĻĨাā§Ž Hypercalcemia! āĻ•িāĻ­াāĻŦে?

āφāĻ—ে āϜেāύেāĻ›ি DCT āϤে Na Ca counter-transport āφāĻ›ে। Thiazide āĻāϟাāĻ•েāĻ“ indirectly āχāύāĻšিāĻŦিāϟ āĻ•āϰে, āĻĢāϞে Na loss āĻšā§Ÿ āφāϰ Ca reabsorption āĻšā§Ÿ, āĻ•āϰে Hypercalcemia.
āϝেāĻšেāϤু āĻāϰা Ca reabsorption āĻŦেāĻļি āĻ•āϰে, āĻĢāϞে tubular ca concentration āĻ•āĻŽে āϝা⧟। Idiopathic hypercalciuria āϝেāĻ–াāύে āϝেāĻ–াāύে tubular Ca concentration āĻŦেāĻļি āĻšā§Ÿে renal stone formation āĻ•āϰে, āϝাāϰ āϚিāĻ•িā§ŽāϏা⧟ āĻāχ thiazide āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰা āϝা⧟, renal stone āĻ•āĻŽ āĻšā§Ÿ। āĻāϟা āĻāĻ•āĻĻিāĻ• āĻĨেāĻ•ে āϤাāϰ āĻ­াāϞ āĻ—ুāĻŖ, āĻ•িāύ্āϤু āĻ–াāϰাāĻĒ āĻ—ুāĻŖāĻ“ āĻŦāϟে!!!
āĻĒূāϰ্āĻŦেāϰ āĻāĻ•āϟা āϟāĻĒিāĻ•āϏে āϜেāύেāĻ›ি Hypercalcemia Pancreatitis āĻ•āϰে, āϤাāĻšāϞে āĻŦāϞāϤেāχ āĻĒাāϰি āĻĻীāϰ্āϘāĻĻিāύ Thiazide āĻŦ্āϝāĻŦāĻšাāϰে Hypercalcemia āĻšā§Ÿে Pancreatitis āĻšāϤে āĻĒাāϰে!

āωāĻĒāϰে ā§Š āϟা diuretics āĻĒ⧜া āĻšāϞ। āϤাāϰ āĻŽāϧ্āϝে āĻĒ্āϰāĻĨāĻŽāϟা āĻ…āϰ্āĻĨাā§Ž Carbonic anhydrase inhibitor āĻ āϜেāύেāĻ›ি āϤাāϰা  Metabolic acidosis āĻ•āϰে। āĻ•িāύ্āϤু āĻĒāϰেāϰ āĻĻুāϟো āĻ…āϰ্āĻĨাā§Ž loop āĻ“ thiazide āĻ•āϰে Metabolic alkalosis! āĻ•িāĻ­াāĻŦে?
āϏে āĻāĻ• āĻŽāϜাāϰ āϘāϟāύা! āϤাāϰা āĻĻুāϟোāϤেāχ Hypokalemia āĻ•āϰে। āĻĒ্āϞাāϜāĻŽাāϰ K āĻ•āĻŽে āĻ—েāϞে āϏেāϟা āĻŦা⧜াāϤে cell āĻāϰ āĻ­িāϤāϰ āĻĨেāĻ•ে  K āĻŦাāχāϰে āĻŦেāϰ āĻšā§Ÿ, āĻŦিāύিāĻŽā§Ÿে āĻĒ্āϞাāϜāĻŽা āĻĨেāĻ•ে  H āϚāϞে āϝা⧟ cell āĻāϰ āĻŽāϧ্āϝে, āĻšā§Ÿ alkalosis! Alkalosis āĻ āϝে āĻাāĻŽেāϞাāĻ—ুāϞো āĻšā§Ÿ āϤাāϰ āĻŽāϧ্āϝে āĻ…āύ্āϝāϤāĻŽ āĻšāϞ ionized Ca āĻ•āĻŽে āĻ—ি⧟ে hypocalcemic tetany.

> Potassium sparing diuretics (Aldosterone antagonists)
Aldosterone āĻ•োāĻĨা⧟ āĻ•ি āĻ•াāϜ āĻ•āϰে āωāĻĒāϰে āϜেāύেāĻ›ি। āĻ…āϰ্āĻĨাā§Ž Aldosterone āϝেāĻŽāύ CD āĻāϰ Na K counter-transport āĻ•ে āϏ্āϟিāĻŽুāϞেāϟ āĻ•āϰে, āĻ িāĻ• āωāϞ্āϟোāϟা āĻ…āϰ্āĻĨাā§Ž āχāύāĻšিāĻŦিāϟ āĻ•āϰে āϤাāϰāχ antagonist Spironolactone, āĻĢāϞে Na loss āĻšā§Ÿে diuresis āĻšā§Ÿ, āφāϰ K reabsorption āĻšā§Ÿ। āφāϰ āϤাāχ āĻāĻĻেāϰāĻ•ে Potassium sparing diuretics āĻŦāϞে। āφāϰ āĻāĻ•াāϰāĻŖেāχ āĻ…āύ্āϝ āϝেāϏāĻŦ diuretics Hypokalemia āĻŦেāĻļি āĻ•āϰে āϤাāĻĻেāϰ āϏাāĻĨে āĻāĻĻেāϰ āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰা āĻšā§Ÿ!
Conn's syndrome āĻ āĻŦেāĻļি āĻŦেāĻļি Aldosterone secretion āĻšā§Ÿে āĻŦা⧜ে Na āĻ“ water reabsorption, āĻĢāϞে āĻšā§Ÿ resistant hypertension. āĻāĻ•্āώেāϤ্āϰে spironolactone āĻ­াāϞ āĻ•াāϜ āĻ•āϰে। āĻ•িāύ্āϤু spironolactone āĻāϰ āĻāĻ•āϟা āĻ–াāϰাāĻĒ āĻĻিāĻ• āĻšāϞ āϤাāϰা painful gynaecomastia āĻ•āϰে!

> Vasopressin (ADH) receptor antagonist
Plasma osmolality āĻĒ্āϰāϧাāĻŖāϤ āĻŽেāχāύāϟেāχāύ āĻ•āϰে ADH. Plasma osmolality āĻŦে⧜ে āĻ—েāϞে ADH DCT āĻ“ CD āĻšāϤে āĻĒাāύি absorb āĻ•āϰে। āĻ•িāύ্āϤু āϤাāϰ antagonist āĻ—ুāϞো vasopressin receptor āĻ•ে āχāύāĻšিāĻŦিāϟ āĻ•āϰে aquaporin channel āϤৈāϰিāϤে āĻŦাঁāϧা āĻĒ্āϰāĻĻাāύ āĻ•āϰে, āĻĢāϞে āĻĒাāύি āφāϰ absorb āύা āĻšā§Ÿে diuresis āĻšā§Ÿ!
SIADH āĻāϰ āϚিāĻ•িā§ŽāϏা⧟ āĻāĻĻেāϰ āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰা āϝা⧟, āϝেāĻ–াāύে āĻ…āύ্āϝাāύ্āϝ diuretics āĻ“ āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰা āĻšā§Ÿ urine volume āĻŦা⧜াāύোāϰ āϜāύ্āϝ।

🍃 āĻ•ি āĻ•ি āĻ•্āώāϤি āĻ•āϰāϤে āĻĒাāϰে?
āωāĻĒāϰে āĻ•িāĻ›ু āĻĒ⧜েāĻ›ি, āφāϰ
-  Diuresis āĻŦেāĻļি āĻšāϞে Hypotension.
-  Acid-Base, Electrolyte imbalance
- āĻāϰāĻĒāϰ āĻ•িāĻ›ু Hyper
Hyperlipidemia
Hyperuricemia
Hyperglycaemia

🍃 āĻŽোāϟাāĻŽুāϟি āĻļেāώেāϰ āĻĻিāĻ•ে āφāĻŽāϰা। āϤো diuretics āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰি āĻ•েāύ?

āĻŦ্āϝāĻŦāĻšাāϰ āĻŽোāϟাāĻŽুāϟি āωāĻĒāϰে āĻ…āύেāĻ•āϟাāχ āĻĒ⧜েāĻ›ি, āĻāĻ• āĻ•āĻĨা⧟ āĻŦāϞāϞে oedema āĻ•āĻŽাāϤে, heart failure āĻ fluid volume āĻ•āĻŽি⧟ে cardiac wirkload āĻ•āĻŽাāϤে। āĻāϰāĻĒāϰ āĻŦāϞāϞে HTN āĻ, āϝেāĻ–াāύে thiazide diuretics āĻŦেāĻļি āĻŦ্āϝāĻŦāĻšাāϰ āĻ•āϰা āĻšā§Ÿ āĻ•াāϰāĻŖ āφāĻ—েāχ āϜেāύেāĻ›ি āĻāϰা electrolyte imbalance āĻ•āĻŽ āĻ•āϰে। āφāϰ āĻāĻ•āϟা āĻ•াāϰāĻŖ āĻšāϞ thiazide āĻ—ুāϞো vascular smooth muscle āĻāϰ resistance āĻ•āĻŽা⧟, āϤাāχ āĻŦāϞা āĻšā§Ÿ āĻĒ্āϰেāĻļাāϰ āĻ•āĻŽাāϤে thiazide is more potent than loop diuretics.

āĻĒাāύি āĻĻি⧟ে āĻļুāϰু āĻ•āϰেāĻ›িāϞাāĻŽ, āĻŽāĻĻ āĻĻি⧟ে āĻļেāώ āĻ•āϰি! alcohol posterior pituitary gland āĻĨেāĻ•ে ADH release āχāύāĻšিāĻŦিāϟ āĻ•āϰে, āϝাāϰ āĻĢāϞেāĻ“ diuresis āĻšā§Ÿ। āϤাāχ āĻŦāϞে āϰোāĻ—ীāĻ•ে āĻ•িāύ্āϤু āĻĒাāĻ—āϞা āϏেāĻĢুāĻĻাāϰ āĻŽāϤ "āĻŽāĻĻ āĻ–া, diuresis āĻšāĻŦে" āĻ āωāĻĒāĻĻেāĻļ āĻĻে⧟া āϝাāĻŦে āύা! 😄😄😄

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