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

Exercise 14

The color of urine containing porphyrins will be:

A. Yellow-brown

B. Green

C. Orange

D. Port wine

Step 1 of 2

Porphyrin:

Porphyrin is a pigment of red color.

• Porphyrin is produced from porphobilinogen.

• Urine specimens appear red in the presence of porphyrin.

• The red color of porphyrin is frequently termed as “port wine” color.

• Presence of porphyrin in urine is pathogenic in nature.

Therefore, “port wine” is the color of urine in the presence of porphyrin. Hence, the correct answer is option.