retinitis pigmentosa

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retinitis pig·men·to·sa

 (pĭg′mĕn-tō′sə, -mən-)
A hereditary degenerative disease of the retina, characterized by night blindness, pigmentary changes within the retina, and eventual loss of vision.

[New Latin pigmentōsa, feminine of pigmentōsus, pigmented.]

retinitis pigmentosa

(Medicine) a degenerative hereditary disease of the human eye, characterized by pigmentary changes in the retina, night blindness, and eventual loss of vision
[C19: pigmentosa, feminine of Latin pigmentosus]

retini′tis pig•men•to′sa

(ˌpɪg mɛnˈtoʊ sə, -mən-)
degeneration of the retina manifested by night blindness and gradual loss of peripheral vision, eventually resulting in tunnel vision or total blindness.
[1860–65; < New Latin: pigmentary retinitis. See pigment, -ose1]

retinitis pigmentosa

Degeneration of the light-sensitive cells of the retina.
References in periodicals archive ?
Like most people diagnosed with Retinitis pigmentosa, Byland experienced gradual blindness, going completely dark at the age of 45, when his youngest son was just five years old.
17, 2015 /PRNewswire/ -- Okuvision GmbH, the leading developer of transcorneal electrical stimulation (TES) therapy for early and intermediate stage retinitis pigmentosa (RP) patients, announced today that post-market clinical data of the Company's CE marked OkuStim[sup.
In the first, the self-reported sleep problems of individuals with retinitis pigmentosa were examined and, in the second, an attempt was made to determine if those who have a genetic mutation that causes their visual disorder but is also expressed in the pineal gland are more likely to experience sleep-related difficulties than those whose mutation is expressed only in the retina.
The findings come from a study by an international team of scientists, including researchers in Oxford, Sheffield and London, which showed that gene therapy can provide long-term protection for photoreceptor cells in an animal model of retinitis pigmentosa.
Retinitis pigmentosa is a retinal degenerative disease caused by genetic mutations and characterized by loss of peripheral and night vision, followed by loss of color vision and complete blindness.
GT038 is a potential treatment for rhodopsin (RHO)-linked autosomal dominant retinitis pigmentosa (adRP), an inherited retinal dystrophy that leads to blindness in most cases.
Though it may seem like a coincidence of extraordinary odds that three young brothers would be stricken with retinitis pigmentosa, it really isn't.
The Retinitis Pigmentosa helpline is 0845 123 2354.
Retinitis pigmentosa affects approximately four in 10,000 people in Europe and US.
In Europe, Argus II received approval in 2011 to treat a broader group of people, those with severe blindness caused by any type of outer retinal degeneration, not just retinitis pigmentosa, although it is currently only marketed in Europe for that condition.
From Asia, PFFB has the distinction of becoming the first full member of Retina International, formerly known as International Retinitis Pigmentosa Association (IRPA).
Berson, MD, of Harvard Medical School and his associates analyzed data from 357 adults with retinitis pigmentosa who participated in one of three randomized clinical trials that were conducted from 1984 to 1991, 1996 to 2001 and 2003 to 2008.