A client with a history of kidney stones is prescribed potassium citrate. Which statement by the client indicates understanding of the medication's purpose?

A. This statement is not correct. Adequate fluid intake is essential to help prevent kidney stones. Restricting fluid intake can increase the concentration of minerals in the urine and promote stone formation.

B. This statement is not correct. While calcium oxalate stones are common, reducing calcium intake is not recommended for most people. In fact, a low-calcium diet may increase the risk of other types of kidney stones.

C. This statement is not correct. Fruits and vegetables contain valuable nutrients and should not be avoided. However, some fruits and vegetables are high in oxalate, which may contribute to the formation of calcium oxalate stones. The key is to consume a balanced diet and drink plenty of fluids.

D. This is the correct answer. Adequate fluid intake is crucial in preventing kidney stones. It helps dilute the urine and reduce the concentration of minerals that can lead to stone formation.

A. Smoking cessation is important for overall health, but it is not a primary lifestyle factor related to kidney stone formation.

B. Increased alcohol consumption is not recommended as a preventive measure for kidney stones. In fact, excessive alcohol intake can lead to dehydration, which is a risk factor for stone formation.

C. Regular exercise can be beneficial for overall health, but it is not a primary lifestyle factor related to kidney stone formation.

D. This is the correct answer. A high sodium diet can increase the excretion of calcium in the urine, leading to a higher risk of calcium-based kidney stones. Reducing sodium intake can help prevent stone formation.