Question

what is the primary test for steatorrhea?

Explanation:

Steatorrhea is characterized by excessive fat in the feces. The 72 - hour fecal fat test measures the amount of fat excreted in the stool over a 72 - hour period. This helps in diagnosing malabsorption syndromes where fat digestion and absorption are impaired.

Answer:

The 72 - hour fecal fat test.