A patient with diabetes presents with a wound on the fifth metatarsal head.The patient was unaware that the wound developed and reports no pain.Sensory testing reveals impaired sensation of the foot.What is the most likely cause of these symptoms?

Question

Quizplus · Accepted Answer

The presence of impaired sensation and painlessness in a diabetic patient with a wound on the foot is highly suggestive of peripheral neuropathy, a common complication of diabetes that affects the nerves that control sensation in the feet. This loss of sensation increases the risk of developing foot ulcers and other injuries, which can become serious if left untreated. Lymphatic disease, venous insufficiency, and arterial insufficiency can also contribute to poor wound healing and tissue damage, but these conditions typically present with different clinical features than peripheral neuropathy.

A Patient with Diabetes Presents with a Wound on the Fifth