Chapter 17 - Alternative diagnostic tests

Question 1

Diameter and cross sectional reduction for hemodynamically significant stenosis

Answer 1

Diameter 50%

Cross-sectional area 75%

Question 2

Angiosome supplied by PT

Answer 2

1) medial aspect of ankle

2) plantar surface of foot

Question 3

Angiosome supplied by peroneal

Answer 3

1) anterolateral aspect of ankle

2) lateral aspect of heel

Question 4

Angiosome supplied by AT

Answer 4

1) Dorsum of foot

2) anterior surface of ankle

Question 5

Diabetic pressure ulcer on plantar foot angiosome

Answer 5

PT

Question 6

Dorsal foot wound angiosome

Answer 6

AT

Question 7

Lateral ankle wound angiosome

Answer 7

peroneal

Question 8

Range of sound waves emitted by IVUS

Answer 8

20-40 MHz

Question 9

Restenosis criteria for renal artery stents

Answer 9

1) PSV > 180-280
2) RAR > 4-4.5
3) post-stent turbulence

Question 10

Restenosis criteria for SMA stents

Answer 10

1) PSV > 500 cm/sec