{ "@context": "https://schema.org", "@type": "Organization", "name": "Brainscape", "url": "https://www.brainscape.com/", "logo": "https://www.brainscape.com/pks/images/cms/public-views/shared/Brainscape-logo-c4e172b280b4616f7fda.svg", "sameAs": [ "https://www.facebook.com/Brainscape", "https://x.com/brainscape", "https://www.linkedin.com/company/brainscape", "https://www.instagram.com/brainscape/", "https://www.tiktok.com/@brainscapeu", "https://www.pinterest.com/brainscape/", "https://www.youtube.com/@BrainscapeNY" ], "contactPoint": { "@type": "ContactPoint", "telephone": "(929) 334-4005", "contactType": "customer service", "availableLanguage": ["English"] }, "founder": { "@type": "Person", "name": "Andrew Cohen" }, "description": "Brainscape’s spaced repetition system is proven to DOUBLE learning results! Find, make, and study flashcards online or in our mobile app. Serious learners only.", "address": { "@type": "PostalAddress", "streetAddress": "159 W 25th St, Ste 517", "addressLocality": "New York", "addressRegion": "NY", "postalCode": "10001", "addressCountry": "USA" } }

Week 11 - Dialysis Access Scanning Flashcards

(17 cards)

1
Q

What are 4 types of dialysis access?

A

Peritoneal Dialysis
Dialysis Catheter
AVF
AVG

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is Peritoneal Dialysis and what is a complication?

A

Catheter in stomach, Dialysis each night or daily

Complication = infection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is a Dialysis Catheter and what is a complication?

A

Catheter into prox IJV, used for < 3 mo, venous blood out / cleansed blood into artery
Complication = infection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Define a fistula

A

direct connection between artery and vein with one anastomosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is the name of the fistula made between the radial artery and cephalic vein at the wrist?

A

Brescia-Cimino Fistula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Define a Graft

A

2 anastomoses: arterial anastomosis and venous anastomosis with the graft between them
Transposed vein or PTFE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Dialysis takes _______ pressure arterial blood out and puts blood back into _______ pressure vein.

A

high, low

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Name 4 AV graft configurations

A
  • Forearm loop graft (Brachial artery to basilic or cephalic vein)
  • Brachial to axillary graft
  • Axillary loop graft
  • Femoral loop graft
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Primary patency rates of ________ are better than ________.

A

AVF’s, AVG’s

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is expected when doing a physical exam of a fistula?

A

Palpable thrill

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

If the graft feels _________ with no thrill, may have an ____________.

A

pulsatile, obstruction

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What does it mean if the hand temperature on the access side is colder than the other hand?

A

AVF may be stealing blood from the hand

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What are some important things to remember when scanning an access site?

A
  1. Scan the entire inflow artery
  2. Scan the entire outflow vein to most proximal point
  3. DO NOT take pressure over graft
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What three things should you document at each scan point?

A

Size, Depth, and Velocity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What are the characteristics of a normal AVF flow pattern?

A
  • Very Turbulent ( no turbulence in abnormal)
  • Low Pulsatility (high is abnormal)
  • Very low resistance (high is abn)
  • High velocities near AVF that decrease with distal flow
  • Change in Velocity with diameter change
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is a common dialysis access problem?

A

Venous outflow stenosis (may be far distal to fistula)

17
Q

When you compress the AVF to test for AVF steal, the digital pressure should __________.