Contributed by Kim Zuber, PA-C, who oversees patients in seven dialysis centers for Metropolitan Nephrology Associates, Clinton, Md. Referrals to our nephrology office often come with a 24-hour urine ...
Medically reviewed by Steffini Stalos, DO Key Takeaways Alcohol can be detected in urine for up to 72 hours after heavy use. Ethyl glucuronide (EtG) tests can show alcohol use up to 80 hours later.