The nurse is teaching a group of student nurses on the care of a client with Parkinson's disease. Which statement, if made by a student, indicates understanding of the topic?

Choice A Reason: Hypertension is not a common finding in a client with low calcium level, but it may indicate other conditions such as renal disease or pheochromocytoma.

Choice B Reason: Diaphoresis is not a common finding in a client with low calcium level, but it may indicate other conditions such as fever, anxiety, or hyperthyroidism.

Choice C Reason: Increased thirst is not a common finding in a client with low calcium level, but it may indicate other conditions such as diabetes mellitus, dehydration, or psychogenic polydipsia.

Choice D Reason: Muscle tetany is a common finding in a client with low calcium level, as it indicates that the nerves and muscles are overexcited and contract involuntarily. It may manifest as spasms, cramps, twitching, or tingling sensations.

Choice A Reason: Placing an ice pack on the lips if they swell is not an appropriate instruction for a client who is taking allopurinol, as it may indicate an allergic reaction or angioedema, which requires immediate medical attention.

Choice B Reason: Using an OTC antihistamine lotion if a rash develops is not an appropriate instruction for a client who is taking allopurinol, as it may indicate a serious skin reaction such as Stevens-Johnson syndrome or toxic epidermal necrolysis, which requires immediate medical attention.

Choice C Reason: Drinking at least 8 glasses of fluid every day is an appropriate instruction for a client who is taking allopurinol, as it helps to prevent kidney stones and flush out uric acid from the body.

Choice D Reason: Taking the medication on an empty stomach 2 hours before meals is not an appropriate instruction for a client who is taking allopurinol, as it may cause stomach upset or nausea. The medication should be taken after meals with plenty of water.