PHTA 1140 - Exam 3 - Diabetic Foot Ulcers Questions & Answers 2023/2024

PHTA 1140 - Exam 3 - Diabetic Foot Ulcers Questions & Answers 2023/2024 RETRACTED: A diabetic foot ulcer is technically a type of _____ ulcer but occur in different places due to the _____ - ANSWER--arterial -weight bearing forces on the foot Most arterial ulcers occur _____ (location) - ANSWER-near the malleolus Neuropathic ulcers are _____ - ANSWER-diabetic foot ulcers Reasons diabetics develop diabetic foot ulcers (5) - ANSWER--lack of good sensation - a blister, cut, or other injury can go unnoticed until the wound is deep and severe -significant arterial insufficiency/poor circulation/ischemia - due to high levels of atherosclerosis, especially to the small arteries that lead to the feet -trophic skin changes - lack of moisture and lack of blood/oxygen delivery causes skin to become dry, flaky, thin and is more likely to crack and sustain an injury (also related to toenails and the formation of calluses -calluses can grow thicker on a diabetic's foot, including the part that is growing under the skin and place extra pressure on structures in the foot -neuropathy/nerve damage - due to higher circulating glucose levels that are damaging to nerves - the innervation of foot intrinsic muscles is lacking and the foot flattens - this skin is thinner and more likely to sustain an injury When a diabetic has gangrene of a toe, how is it often treated? - ANSWER-it is often left alone to fall off, in order to avoid surgical risks with wounds and anesthesia How is wound care often easier with diabetic patients? - ANSWER-the lack of pain from the lack of sensation