Kapitel 22 - Diuretika Flashcards

1
Q

Bendroflumetiazid

A

Tiaziddiuretikum
Binder Na/Cl-cotransporter
Øget Na - øget ENaC

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2
Q

Furosemid

A

Udskilles i proximale tubuli
Blokerer NKCC2 -> for mange ioner i lumen -> ødelægger osmotisk gradient -> manglende drivkraft i samlerør
Manglende negativ feedback på GFR

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3
Q

Spironolakton

A

Aldosteronreceptorantagonist
Kaliumbesparende
Binder samlerørets hovedceller -> nedsat ENaC og nedsat Na/K-ATPase

BV: gynækomasti, hyperkalæmi, metabolisk acidose

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4
Q

Amilorid

A

Kaliumbesparende diuretikum
Hæmmer ENaC
Blokerer Na/H-exchanger i proximale tubuli

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