Certified Hemodialysis Technician Practice Exam 2025 - Free Hemodialysis Technician Practice Questions and Study Guide

Monitoring bone disease, especially in patients with chronic kidney disease and those undergoing hemodialysis, primarily focuses on the balance of calcium, phosphorus, and parathyroid hormone (PTH).

Calcium is crucial because it plays a vital role in bone health and metabolism, and abnormal calcium levels can indicate underlying bone disease or metabolic derangements. Phosphorus is another critical element; when kidney function declines, phosphorus levels often increase, leading to a condition known as hyperphosphatemia, which can contribute to bone disease. PTH, or parathyroid hormone, regulates calcium and phosphorus levels in the body. Elevated PTH levels typically indicate that the body is trying to compensate for low calcium or high phosphorus levels, making it a key marker in assessing bone health and turnover.

The other options listed include values that do not directly relate to bone metabolism or disease. For instance, glucose, urea, and creatinine are more relevant to assessing metabolic status and kidney function rather than bone health. Similarly, sodium, potassium, and chloride are essential for fluid and electrolyte balance but do not provide specific insights into bone pathology. Lastly, while magnesium and albumin play roles in overall health, they are not the primary indicators used to assess bone disease in