Karen Menzer Ullian, MD

This provider is no longer seeing patients at MUSC Health.

Mauricio B. Pereira, M.D., Ph.D., is a sub-subspecialist in vitreoretinal surgery. Dr. Pereira has received several awards and distinctions for excellence in ophthalmology in his over 20 years of Ophthalmology practice. Dr. Pereira is active in clinical research, having published many scientific works at society meetings, including peer-reviewed publications, book chapters, and abstracts.As a full member of the Brazilian Vitreous and Retina Society and Brazilian Council of Ophthalmology, Dr. Pereira is active in teaching at national and international ophthalmology conferences. Dr. Pereira is a regular reviewer for peer-reviewed journals, such as the American Journal of Ophthalmology Case Reports and Brazilian Archives of Ophthalmology (ABO), and Revista Brasileira de Oftalmologia (RBO).Dr. Pereira received his medical degree from the Federal University of Rio de Janeiro (UFRJ) in 1994, one of Brazil's most traditional and oldest medical schools. He completed his training in ophthalmology at Federal Servidores do Estado Hospital and was certified by the Brazilian Council of Ophthalmology in 2000. He completed a two-year vitreoretinal fellowship training at the Federal University of Sao Paulo (UNIFESP). He was granted a prize by the BRAVS for a study of "Mechanisms of Retinal Adhesion." Dr. Pereira also completed his Ph.D. with distinction on "Indocyanine green video angiography in blunt traumatic chorioretinopathy" at UNIFESP.In 2009, he joined the Federal Fluminense University (UFF) in Rio de Janeiro as Assistant Professor of Ophthalmology for nine years and then as Associate Professor for four years. During his academic career, he was pivotal in helping the Department achieve the top 6 Ophthalmology Residency Programs in Brazil and 8th in Latin America. He also participated as a Federal Fluminense University Medical Board of Ethics Committee member. Dr. Pereira joined the Medical College of Georgia, Augusta University, in 2023 for a second vitreoretinal fellowship.His contributions to the medical field include directly training more than 200 ophthalmologists as residents or retina fellows. Among his contributions, two publications were the first reports of Susac's Syndrome in Brazil in 2000 and autofluorescence findings in Benign Concentric Annular Macular Dystrophy in 2019. Dr. Pereira has performed thousands of eye surgeries and has significantly contributed to the treatment of eye diseases and blindness prevention in Brazil. His main interests are retina, vitreous, complications of cataract surgery, and surgical treatment of macular disorders.

Dr. Charles Reitman attended physical therapy school at the University of California San Francisco and was in private practice in Sacramento, CA, for 12 years. He then attended medical school at Baylor College of Medicine in the Texas Medical Center, where he also completed his residency in orthopaedic surgery and fellowship training in spine surgery. Upon completing residency and fellowship training, Dr. Reitman accepted a faculty position at Baylor and remained in Houston. There, he quickly assumed the director of residency education role, a position he held throughout his tenure at Baylor. Among several leadership roles, in 2003, Dr. Reitman became chief of orthopaedic surgery at the trauma center, Ben Taub Hospital, and served as the department's interim chairman for two years. He was the initial Faculty Teacher of the Year recipient in 2004 and received that honor five times in 11 years before his departure. He was recruited to Charleston in 2015 and is currently a professor and vice chairman of the Department of Orthopaedics at MUSC and co-director of the MUSC Spine Center. He has clinical expertise across a broad range of complex spinal disorders from the head to the pelvis, including conditions resulting from degenerative disease, deformity including scoliosis and kyphosis, spine tumors, spine infections, spine fractures, and spinal cord injury, and also problems related to complications from injury as well as previous surgery. Dr. Reitman has extensive experience in program development and mentoring. Dr. Reitman is a past president of the Houston Orthopaedic Society and is a member of numerous national and international societies. He has been a speaker on every continent except Antarctica. He has been particularly active in the North American Spine Society, where he has been a director of the Administration, Research, and Education councils for the Board of Directors and also helped launch the international educational platform. Dr. Reitman has over 100 peer-reviewed publications and is Deputy Editor for Clinical Orthopaedics and Related Research and The Spine Journal. His top professional priority is the continued development of a nationally recognized multidisciplinary spine center that provides high-value and quality care efficiently and conveniently for our patients throughout South Carolina.