أي وصف يدل على قرحة وريدية أكثر من قرحة شريانية؟

Which description suggests a venous rather than arterial ulcer?

1. A punched-out ulcer with cold, shiny, hairless surrounding skin
2. A dry black ulcer on the heel with absent pedal pulse
3. Shallow, above the medial ankle, with oedema and brown staining
4. A deep, very painful ulcer on the toe tips with a pale base

Answer: C) Shallow, above the medial ankle, with oedema and brown staining. Venous ulcers are shallow, often at the medial ankle, with oedema, pigmentation and exudate. Arterial ulcers are deep, painful and punched-out on toes or pressure points with weak pulses.