STVO Mission

Picture of STVO Mission

South Texas Veterinary Ophthalmology (STVO) helps to preserve your pet's eye sight, while promoting quality care and affordable specialized medicine. Both Dr. Marc Rainbow and Dr. Drew Greller are board certified specialists. Together with our well trained staff, your family member has the opportunity to experience a better quality of life.

About STVO

South Texas Veterinary Ophthalmology (STVO) has found a home at the Veterinary Referral and Emergency Center (VREC). When you enter the facility, you will take the elevator to the second floor and our reception desk will be to the right.

In the comfort of our lobby, we will ask you to fill out some paperwork. Learn More

The Veterinary Ophthalmologists

We help preserve your pet's eye sight, while promoting quality care and affordable specialized medicine. Dr. Rainbow and Dr. Greller utilize a vast array of state-of-the-art instrumentation, such as slit lamp ophthalmoscopy, electroretinography, ocular ultrasound, and CT imaging to obtain an accurate diagnosis. These doctors together with our well trained staff ensure our patient’s access to an excellent quality of life through the most advanced medical and surgical treatments of ophthalmic conditions including corneal ulcers, lid abnormalities, KCS (dry eye), glaucoma, cataracts, lens luxation, ocular trauma, ocular cancers, retinal detachments, and other retinal diseases. We strive to tirelessly to attain the optimal result for both our patients and their owners.

Dr. Marc Rainbow

Picture of Dr. Marc RainbowIn 1991, Marc Rainbow received his bachelor’s of science degree from the Georgia Institute of Technology in the field of laser and optical physics. After graduation, he received a commission in the United States Air Force.

Dr. Andrew Greller

Picture of Dr. Andrew GellerDr. Greller graduated from the University of Pennsylvania School of Veterinary Medicine in June of 2002. He completed a Small Animal Medicine and Surgery Internship at Friendship Hospital for Animals in Washington, D.C.

San Antonio Location

Houston Area Location

NHVet Specialists