Urinalysis and Body Fluids 6th Edition by Majorie DiLorenzo, Susan Strasinger

Exercise 29

A strong odor of ammonia in a urine specimen could indicate:

A. Ketones

B. Normalcy

C. Phenylketonuria

D. An old specimen

Step 1 of 2

Odor of urine:

The urine odor is not considered for regular urinalysis.

• Odor is a physical property of urine.

• Ammonia gives unpleasant odor to urine

• In old specimen, ammonia odor becomes much noticeable.

• This odor of ammonia is due to urea break down.

Therefore, “an old urine specimen” produces strong odor of ammonia. Hence, the correct answer is option .