A member asked:

What does it mean when a urine specimen given for drug screening comes back with untestable because of gel like substance?

A doctor has provided 1 answer
Dr. Paul Pyles answered

Specializes in Addiction Medicine

Contaminant: The presence of a contaminant would be an appropriate reason to repeat the test with a new specimen.

Answered 5/28/2015

2.8k views

Thank

Related Questions