Deck 40: Peripheral Venous Evaluation

Question 1

To obtain venous Doppler signals during venous duplex imaging, using a(n) ___________ imaging plane is best.

A) transverse
B) longitudinal
C) oblique
D) inverted

Answer 1

B

Question 2

Which one of the following is the primary route of venous drainage in the upper extremity?

A) Deep venous system
B) Axillary vein
C) Superficial venous system
D) Mammary vein

Answer 2

C

Question 3

The common femoral vein lies:

A) in the Hunter's canal.
B) in the Scarpa triangle.
C) in the superficial fascia.
D) lateral to the common femoral artery.

Answer 3

B

Question 4

The basilic vein is a ______________ vein of the ____________ extremity.

A) superficial; lower
B) superficial; upper
C) deep; lower
D) deep; upper

Question 5

The presence of an incompetent venous segment is determined by which one of the following?

A) Venous reflux less than 1 second
B) Venous reflux on augmentation
C) Color Doppler filling of the lumen
D) Gray-scale image of valve motion

Question 6

Adequate pressure has been applied to compress a vein when:

A) the patient can no longer tolerate the pressure.
B) the companion artery is deformed.
C) fifty pounds of pressure is applied.
D) the companion artery is enlarged.

Question 7

Which one of the following perforator veins is from the greater saphenous vein in the distal thigh?

A) Hunterian
B) Boyd
C) Dodd
D) Crockett III

Question 8

Which one of the following veins is shorter on the right side, oriented vertically, and ascends posteriorly and then laterally to its companion artery?

A) Right superficial femoral
B) Right profunda femoris
C) Right popliteal
D) Right common iliac vein

Question 9

Venous valves are observed in all of the following anatomic structures except:

A) greater saphenous vein.
B) lesser saphenous vein.
C) soleal sinuses.
D) gastrocnemius vein.

Question 10

The longest vein in the body is which one of the following?

A) External iliac
B) Superficial femoral
C) Popliteal
D) Greater saphenous

Question 11

Which one of the following veins is difficult to compress during duplex imaging?

A) Subclavian
B) Brachial
C) Popliteal
D) Posterior tibial

Question 12

The characteristics of a normal venous Doppler signal from the lower extremity include all of the following except:

A) phasicity.
B) spontaneity.
C) pulsatility.
D) augmentation with distal limb compression.

Question 13

Which one of the following is not one of the three factors of the Virchow triad?

A) Hypercoagulability
B) Stasis
C) Lysis
D) Vein injury

Question 14

The most important diagnostic criterion during venous duplex imaging is which one of the following?

A) Echo-free lumen
B) Lumen filled with echogenic material
C) Decreased color filling
D) Vein response to transducer compression on the skin

Question 15

Angle correction of the Doppler signal is not necessary during a lower-extremity venous duplex examination because of which one of the following reasons?

A) Venous velocity is not angle dependent.
B) The transverse plane is used in lower-extremity duplex imaging.
C) Peak venous velocity does not provide any clinical information in lower-extremity duplex imaging.
D) Spectral waveform is not required in a lower-extremity venous duplex examination.

Question 16

The superficial femoral vein is a ______________ vein.

A) perforating
B) superficial
C) deep
D) complex

Question 17

Perforating veins connect the superficial and deep venous systems. Blood flow in the perforating veins is normally from the ___________________ to the _______________.

A) superficial system; deep system
B) deep system; superficial system
C) distal veins; central veins
D) central veins; distal veins

Question 18

The left iliac vein is usually mildly compressed by which one of the following anatomic vessels?

A) Aorta
B) Right iliac artery
C) Left iliac artery
D) Right renal artery

Question 19

Risk factors for deep-vein thrombosis (DVT) include all of the following except:

A) pregnancy.
B) orthopedic surgery.
C) Baker cyst.
D) oral contraceptive use.

Question 20

The femoral vein ascends in which of the following locations?

A) Lateral thigh
B) Lateral calf
C) Medial thigh
D) Medial calf

Question 21

A pulsatile venous signal is normal in all of the following veins except:

A) subclavian.
B) axillary.
C) superior vena cava.
D) jugular.

Question 22

Signs and symptoms of acute DVT include all of the following except:

A) leg swelling.
B) superficial venous dilation.
C) palpable subcutaneous cord.
D) positive Homans' sign.

Question 23

A potentially lethal complication of acute DVT is which one of the following?

A) Postphlebitic syndrome
B) Pulmonary embolism
C) Cellulitis
D) Venous ulcers

Question 24

In the presence of incompetent valves, the sudden release of distal augmentation produces which one of the following?

A) No blood flow
B) Dynamic antegrade blood flow
C) Retrograde blood flow
D) Minimal antegrade blood flow

Question 25

The compression technique is not used for __________ thrombus.

A) partial
B) complete
C) chronic
D) free-floating