Final answer:
The medical specialty that involves the study, diagnosis, and management of diseases related to the kidneys is nephrology.
Step-by-step explanation:
The correct description of the medical specialty that involves the study, diagnosis, and management of diseases related to the kidneys is nephrology. Nephrologists are doctors who specialize in treating kidney diseases. They deal with conditions such as kidney failure, kidney stones, hypertension, and abnormalities in blood pressure, blood volume, and electrolyte balance.