LOUISVILLE, Ky. (WDRB) -- Norton Healthcare has released video of a Norton cardiologist performing a heart examination of a gorilla housed at the Louisville Zoo.

According to a news release, Demba, the Zoo's second-oldest female gorilla, was scheduled for an examination.

During the exam, Dr. Joseph Lash, M.D., a cardiologist with the Norton Heart & Vascular Institute, and Robin Simpson, an ultrasound technologist, performed a transesophageal echocardiogram.

The procedure is described as an "examination of the heart using an ultrasound probe allowing for images of the heart."

Video of the procedure included with this story was provided by Norton Healthcare.

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