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Arterial Procedures > Week 11 Dialysis access scanning > Flashcards

Week 11 Dialysis access scanning Flashcards

1
Q

What is the purpose of kidney dialysis?

A

To eliminate waste and excess water from the blood.

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2
Q

What are the 4 types of dialysis access?

A
  1. Peritoneal dialysis
  2. Dialysis cathere
  3. AVF
  4. AVG
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3
Q

Where can peritoneal dialysis be done?

A

Home.

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4
Q

What is an advantage of peritoneal dialysis?

A

DOes not require major surgery, less complications.

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5
Q

How often can peritoneal dialysis be done?

A

Each night or daily.

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6
Q

What is a major problem with peritoneal dialysis?

A

Infection.

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7
Q

Where is a dialysis catheter usually tunneled into?

A

Prox. IJV

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8
Q

How long is a dialysis typically used for?

A

Less than 3 months.

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9
Q

What us a major downfall of a dialysis cathere?

A

Prone to infection.

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10
Q

What is the function of a catheter?

A

Takes venous blood out for dialysis and the other catheter returns cleansed blood to the artery.

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11
Q

What are the 2 types of dialysis access?

A
  1. Fistulas
  2. Grafts
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12
Q

What is a fistula?

A

It is a direct connection between artery and vein.

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13
Q

What is brecia-cimino fistula?

A

Radial artery to cephalic vein @ wrist→1 anastom.

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14
Q

What are the 2 typical grafts used for dialysis access?

A
  1. Transposed veins.
  2. PTFE
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15
Q

What are the 2 anastomoses?

A

Arterial anastomoses and venous anastomoses with graft between them.

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16
Q

What are the 2 types of graft shapes?

A

Straught and loop grafts.

17
Q

What is a hemodialysis access?

A

SUrgical attachment of artery and vein via fistula or graft to increase flow in vein for repeated puncture by catheter to dialysis equipment.

18
Q

Where is a hemodialysis usually done?

A

Non-dominant arm.

19
Q

What does a hemodialysis access do to veins?

A
  • Lumpy
  • Thrill can be palpated
  • Vein gets larger
20
Q

What is basic hemodialysis diffusion?

A

High pressure artery to low pressure vein.

21
Q

What do AV fistulas and AV grafts do?

A
  • Takes blood from a distal arterial bed directly into venous system.
  • Creates high flow rates.

Arterial Procedures (13 decks)

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