A nurse is monitoring laboratory values for a client who is receiving hemodialysis and has a serum calcium level of 7.2 mg/dL. For which of

Choice A reason: Difficulty swallowing is a sign of anaphylaxis, which is a severe allergic reaction that can cause swelling of the throat and tongue, leading to airway obstruction and respiratory distress.

Choice B reason: Petechial rash on the abdomen is not a sign of anaphylaxis, but rather a sign of thrombocytopenia, which is a low platelet count that can cause bleeding under the skin.

Choice C reason: Hypertension is not a sign of anaphylaxis, but rather a sign of high blood pressure, which can be caused by various factors such as stress, pain, or kidney disease.

Choice D reason: Bilateral tinnitus is not a sign of anaphylaxis, but rather a sign of hearing loss or damage, which can be caused by exposure to loud noise, ear infection, or medication side effects.

Choice A: This is incorrect because applying lotion between the toes can create a moist environment that promotes fungal growth and infection. The client should apply lotion to the feet but avoid the areas between the toes.

Choice B: This is incorrect because wearing open-toe shoes can expose the feet to injury and infection. The client should wear well-fitting, closed-toe shoes that protect the feet and prevent pressure ulcers.

Choice C: This is correct because wearing cotton socks can help keep the feet dry and prevent fungal infections. Cotton socks also provide cushioning and reduce friction.

Choice D: This is incorrect because rounding the corners of the toenails can cause ingrown nails, which can lead to infection and ulceration. The client should trim the toenails straight across and file any sharp edges.