Test 2 Flashcards

1
Q

What is the purpose of physiologic arterial exam?

A
Presence
Severity
Location-of obstruction or occlusion (infrapop)
Change
Healing
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2
Q

What is the purpose of physiologic arterial exam?

A
Presence
Severity
Location-of obstruction or occlusion (infrapop)
Change
Healing
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3
Q

What are the 4 arterial physiologic techniques?

A
ABI
Segmental Pressures
CW Doppler
VPR (Segmental plethysmography)
*These techniques only evaluate hemodynamically significant obstructions >50%
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4
Q

Why do we use all types of exams?

A

Because using multiple physiologic exams improves accuracy vs just one test

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5
Q

Diagnostic ABI purpose

A

Presence
Severity
Change

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6
Q

ABI >.95

A

Normal-asymptomatic

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7
Q

ABI .80-.95

A

Mild-claudication

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8
Q

ABI .50-.79

A

Moderate-claudication

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9
Q

.30-.49

A

Severe-Possible rest pain

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10
Q
A

Critical-probably rest pain, gangrene, ulceration

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11
Q

What are the 4 arterial physiologic techniques?

A
ABI
Segmental Pressures
CW Doppler
VPR (Segmental plethysmography)
*These techniques only evaluate hemodynamically significant obstructions >50%
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12
Q

Why do we use all types of exams?

A

Because using multiple physiologic exams improves accuracy vs just one test

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13
Q

Diagnostic ABI purpose

A

Presence
Severity
Change

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14
Q

ABI >.95

A

Normal-asymptomatic

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15
Q

ABI .80-.95

A

Mild-claudication

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16
Q

ABI .50-.79

A

Moderate-claudication

17
Q

.30-.49

A

Severe-Possible rest pain

18
Q
A

Critical-probably rest pain, gangrene, ulceration

19
Q

What amount do we use to distinguish change happening in ABI?

A

> .15

20
Q

What are some limitations of ABI tests?

A

Calcified arteries
Ulceration-can’t put cuffs or probe
Intolerance of pressure cuff

21
Q

What are 3 segmental pressure locations of obstruction?

A

Aorto-Iliac
Femoral-Popliteal
Infrapopliteal

22
Q

Segmental Pressure “Normal” Criteria

hint its a number

A

<20 mmHg

23
Q

Seg Pressure Possible Obstruction

A

> 20-30 mmHg

24
Q

Seg Pressure Probable Obstruction

A

> 30 mmHg

25
Q

In ABI if we cant use an ankle cuff what can we use?

A

Toe cuff