Dr. Charles D. McMahon, MD

Expert Publications

• Neuroregulation of growth hormone secretion in domestic animals.
• Intracerebroventricular melanin-concentrating hormone stimulates food intake in sheep.
• Melanocortin-4 receptor in sheep: a potential site for therapeutic intervention
• Insulin transport within skeletal muscle transverse tubule networks.
• Lack of association between allelic status and myostatin content in lambs with the myostatin g+6723G>A allele.
• Lifelong exercise and locally produced insulin-like growth factor-1 (IGF-1) have a modest influence on reducing age-related muscle wasting in mice.
• Myostatin alters glucose transporter-4 (GLUT4) expression in bovine skeletal muscles and myoblasts isolated from double-muscled (DM) and normal-muscled (NM) Japanese shorthorn cattle.
• Undernutrition regulates the expression of a novel splice variant of myostatin and insulin-like growth factor 1 in ovine skeletal muscle.
• Ultrasonography to investigate the effect of supplementing whole milk with complex carbohydrates and specific amino acids on curd retention in the abomasum of dairy calves.
• Adverse effects experienced by patients taking timolol.
• Adverse effects experienced by patients taking timolol.
• Timolol and pediatric glaucomas.
• Prolactin does not enhance glucose-stimulated insulin release in red deer stags.
• Effects of season, protein and nutritional state on glucose tolerance during an annual cycle of growth in young red deer stags.
• Cytokine-mediated growth hormone release from cultured ovine pituitary cells.

Media Releases

Delivering Personalized and Effective Care for Those Affected by Glaucoma and age related Eye Diseases

Premier ophthalmologist Dr. McMahon has been serving the Colorado Springs community for over three decades, specializing in glaucoma treatment, corneal transplants, cataract surgery, diabetic retinopathy, and age related macular degeneration and, more recently holistic vision care. 

Eye Specialists of Colorado with main office in Colorado Springs offers high-quality holistic vision care encompassing medical, laser, and surgical treatments to thousands of patients throughout the state.

We specialize in preventing the development of eye diseases such as diabetic eye diseases and age related macular degeneration. 

Dr. McMahon's educational background is as impressive as his professional accomplishments. He completed two fellowships in glaucoma at the prestigious Kellogg Eye Center University of Michigan  Ann Arbor, Michigan and University of California, San Francisco, following a residency in ophthalmology at the University of Michigan Health System. He is a proud alumnus of the University of Colorado School of Medicine graduating with honors in 1973.

Recognized as a Fellow of the American Academy of Ophthalmology (FAAO), he is board-certified in ophthalmology by the American Board of Ophthalmology. As an emeritus professor at the esteemed Rocky Mountain Lions Eye Institute at the University of Colorado School of Medicine Anschutz Medical Campus, he continues to impart his knowledge and expertise to the next generation of eye care professionals. He served as Associate Examiner for American Board of Ophthalmology for 20 years.

Additionally, Dr. McMahon has served as an attending physician in the resident clinics at the University of Colorado Medical Center for three decades, further solidifying his commitment to advancing the field of ophthalmology through education and patient care.

When asked about the key to his success, he credits his insatiable curiosity for life. This passion for learning and innovation has driven him to continually enhance his skills and stay at the forefront of advancements in eye care.

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