Digital Arterial Calcification and Major Limb Amputation Risk in Patients With Chronic Limb-Threatening Ischemia at a Safety-Net Hospital.
BACKGROUND Digital arterial calcification (DAC), defined as calcification of the hallux or digital arteries on plain foot radiograph, is a binary subcomponent of the pedal medial arterial calcification (pMAC) score. Its association with major limb amputation in a safety-net population remains uncharacterized. METHODS...