Final answer:
The nurse should document the client's condition as Dysuria, which represents painful or uncomfortable urination common in urinary tract infections.
Step-by-step explanation:
The correct way to document the client's condition who is being treated for a bladder infection and complains of difficulty voiding and feeling uncomfortable is D) Dysuria. Dysuria refers to painful or uncomfortable urination, which is often a symptom of urinary tract infections. The other terms are: Anuria, which is the absence of urine excretion, often associated with acute renal failure or nephritis; Oliguria, which is the production of abnormally small amounts of urine, possibly due to conditions such as fever, shock, or dehydration; and Polyuria, which signifies an abnormally large volume of urine, often caused by conditions like diabetes.