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

Exercise 19

State a pathogenic and a nonpathogenic cause for stools that are red, black, and pale yellow.

Step 1 of 2

Nonpathogenic causes for Red, Black, and pale yellow stools:

• Intake of beats, and red pigment coloring food substances, and rifampin medication causes red stool

• Ingestion of bismuth, charcoal or iron forms a black stool

• Pale stools are formed during intake of barium sulphate medication