DPM DPM Vascular & Neurological Conditions of the Lower Extremity

Question 1

What ankle-brachial index (ABI) value is diagnostic of peripheral arterial disease?

Accepted Answer

ABI < 0.9

Answer

ABI > 1.3

Answer

ABI 0.9–1.0

Answer

ABI 1.0–1.2

Question 2

Which symptom is the classic hallmark of intermittent claudication?

Accepted Answer

Calf cramping with walking that resolves with rest

Answer

Burning foot pain at rest relieved by elevation

Answer

Swelling of the ankle worsening through the day

Answer

Nocturnal leg cramps unrelated to activity

Question 3

Which finding is most indicative of critical limb ischemia?

Accepted Answer

Rest pain in the foot and ischemic ulceration or gangrene

Answer

Mildly diminished pedal pulses after exercise

Answer

Ankle edema with hyperpigmentation

Answer

Intermittent claudication at 500 meters

Question 4

What is Charcot-Marie-Tooth (CMT) disease?

Accepted Answer

An inherited peripheral neuropathy causing distal muscle weakness and sensory loss

Answer

An autoimmune vasculitis affecting the tibial artery

Answer

A metabolic disorder causing urate crystal deposition in joints

Answer

An inflammatory arthropathy of the first MTP joint

Question 5

Which nerve entrapment syndrome causes burning pain radiating to the heel and arch from behind the medial malleolus?

Accepted Answer

Tarsal tunnel syndrome

Answer

Morton's neuroma

Answer

Common peroneal nerve palsy

Answer

Sural nerve entrapment

Question 6

In peripheral arterial disease, which lifestyle modification has the strongest evidence for improving walking distance?

Accepted Answer

Supervised aerobic exercise therapy

Answer

Elevation of the lower extremities at rest

Answer

Wearing compression stockings

Answer

Sodium restriction