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Alcon offices in Johns Creek, Georgia. Alcon Inc. (German: Alcon AG) is a Swiss-American pharmaceutical and medical device company specializing in eye care products. It has a paper headquarters in Geneva, Switzerland but its operational headquarters are in Fort Worth, Texas, United States, where it employs about 4,500 people. [2]
The Alcor Life Extension Foundation, most often referred to as Alcor, is an American nonprofit, federally tax-exempt, 501 (c) (3) organization based in Scottsdale, Arizona, United States. Alcor advocates for, researches, and performs cryonics, the freezing of human corpses and brains in liquid nitrogen after legal death, with hopes of ...
Alfredo Quiñones-Hinojosa (also known as "Dr. Q") is a Mexican-American neurosurgeon, author, and researcher. Currently, he is the William J. and Charles H. Mayo Professor and Chair of Neurologic Surgery and runs a basic science research lab at the Mayo Clinic Jacksonville in Florida. He is an editorial board member and reviewer for several ...
In medicine, proton therapy, or proton radiotherapy, is a type of particle therapy that uses a beam of protons to irradiate diseased tissue, most often to treat cancer.The chief advantage of proton therapy over other types of external beam radiotherapy is that the dose of protons is deposited over a narrow range of depth; hence in minimal entry, exit, or scattered radiation dose to healthy ...
Prolactinoma. A prolactinoma is a tumor (adenoma) of the pituitary gland that produces the hormone prolactin. It is the most common type of functioning pituitary tumor. [1] Symptoms of prolactinoma are due to abnormally high levels of prolactin in the blood (hyperprolactinemia), or due to pressure of the tumor on surrounding brain tissue and/or ...
Difficulty in processing information and planning. Loss of memory. Having trouble understanding visual information. Changes in attention or alertness. Movement problems that include stiffness ...
Early life and education. Halamka was born in Des Moines, Iowa and relocated to Southern California in 1968. He attended St. James Elementary School and Palos Verdes High School. He graduated from Stanford University in 1984 with degrees in Public Policy and Medical Microbiology. While at Stanford he wrote econometrics software for Milton ...
A craniopharyngioma is a rare type of brain tumor derived from pituitary gland embryonic tissue [1] that occurs most commonly in children, but also affects adults. It may present at any age, even in the prenatal and neonatal periods, but peak incidence rates are childhood-onset at 5–14 years and adult-onset at 50–74 years. [2]