Chapter 28 Duplex/Color Flow Imaging

Question 1

What are the 5 sources of false positive studies

Answer 1

1) extrinsic compression
2) peripheral arterial disease
3) chronic obstructive pulmonary disease
4)improper angle or probe pressure
5) SCV Syndrome

Question 2

Name the 2 sources of false negative studies

Answer 2

1) proximal obstruction
2) technically limited studies

Question 3

What vein is formed by the confluence of femoral and deep femoral veins

Answer 3

Common femoral vein

Question 4

What is another term for compressibility

Answer 4

Coaptation

Question 5

What does coaptation mean

Answer 5

To fit together

Question 6

What are the 4 venous flow patterns

Answer 6

1) spontaneous
2) phasic
3) augment with distal compression
4) augment with proximal release

Question 7

_________ ________ is where greater/great saphenous joins CFV

Answer 7

Saphenofemoral junction

Question 8

The confluence of the femoral vein and deep femoral vein/ profunda femoris vein forms _________

Answer 8

CFV

Question 9

Distal 3rd of thigh, FV dives deep passing through adductor canal being the __________ vein

Answer 9

Popliteal

Question 10

The ________ vein is formed by the confluence of the anterior tibial vein and tibio-Peroneal trunk

Answer 10

Popliteal

Question 11

The _______ _______ veins terminates in tibio-Peroneal trunk near popliteal fossa

Answer 11

Posterior tibial

Question 12

The _______ veins terminate into tibio-Peroneal trunk

Answer 12

Peroneal

Question 13

Flow reversal usually in response to a Valsalva maneuver or during proximal manual compressions indicates ______ _______

Answer 13

Venous reflux

Question 14

The _______ vein is formed by the confluence of cephalic/ axillary veins

Answer 14

Subclavian

Question 15

The ______ vein joins with the IJV to form innominate vein bilaterally

Answer 15

Subclavian

Question 16

The ______ vein is formed by the confluence of the basilic and brachial veins

Answer 16

Axillary

Question 17

The ______ veins are formed by radial and ulnar veins

Answer 17

Brachial

Question 18

The ______ and ______ veins are formed by the confluence of palmar arch veins

Answer 18

Radial and ulnar

Question 19

For lower extremities ______ with expiration and ______ with inspiration

Answer 19

Increases, decreases

Question 20

For upper extremities ______ with expiration and ________ with inspiration

Answer 20

Decreases, increases

Question 21

Very sluggish flow seen as herterogenous material moving with respirations and augmentation maneuvers

Answer 21

Rouleau formation

Question 22

What syndrome results from hepatic vein obstruction

Answer 22

Budd chiari syndrome

Question 23

In budd chiari syndrome the primary site of obstruction may be in the

Answer 23

1) hepatic veins
2) sinusoids
3) IVC