When teaching a patient who is taking thiazide diuretics, the nurse will encourage the patient to increase the intake of which electrolyte?

A. Edema (swelling due to fluid accumulation) is not a primary manifestation of scabies. While secondary infections can lead to localized swelling, edema is not characteristic of scabies itself.
B. Maceration refers to the softening and breaking down of skin resulting from prolonged exposure to moisture. While it can occur if the skin is scratched and becomes wet, it is not a primary clinical manifestation of scabies.
C. Redness (erythema) can occur due to scratching and irritation, but it is not the defining feature of scabies. While some redness may be present, it is not the primary symptom that indicates scabies infestation.
D. The primary clinical manifestation of scabies is intense pruritus (itching), which is often worse at night. The itching is a result of an allergic reaction to the mites and their waste products, leading to discomfort and a strong urge to scratch.

A. This is not a typical preoperative instruction for retinal detachment surgery. Pupil constriction is not directly related to the procedure.
B. This is crucial to prevent further damage to the retina. Sudden head movements can exacerbate the detachment.
C. Cool compresses are not typically recommended before retinal detachment surgery. They may not have a significant impact on the condition.
D. While eye patches might be used post-operatively to protect the eyes, it's not a common preoperative instruction.