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Iris hypoplasia with glaucoma

From Wikipedia, the free encyclopedia
Iris hypoplasia with glaucoma
Other namesIris hypoplasia and glaucoma, IHG
SpecialtyMedical genetics, Ophthalmology
Symptomsocular anomalies
Usual onsetConception
DurationLifelong
CausesGenetic mutation
PreventionNone
PrognosisMedium
FrequencyRare, although 3 families have been described, there could be more, since iris hypoplasia and accompanying glaucoma can't be as rare as 3 families out of 2 billion
Deaths-

Iris hypoplasia with glaucoma, also known as Iris hypoplasia and glaucoma or simply IHG is a very rare genetic disorder which is characterized by a combination of underdevelopment of the iris and glaucoma. It has been described in three families; two from Russia[1] and one from London, U.K. It was mapped to a duplication of the q25 region of chromosome 6 through the London family.[2] Tooth agenesis can sometimes be associated with this disorder.[3]

References

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  1. ^ "OMIM Entry - 308500 - IRIS HYPOPLASIA WITH GLAUCOMA; IHG". omim.org. Retrieved 2022-06-13.
  2. ^ Lehmann, O. J.; Ebenezer, N. D.; Jordan, T.; Fox, M.; Ocaka, L.; Payne, A.; Leroy, B. P.; Clark, B. J.; Hitchings, R. A.; Povey, S.; Khaw, P. T. (2000-11-01). "Chromosomal duplication involving the forkhead transcription factor gene FOXC1 causes iris hypoplasia and glaucoma". American Journal of Human Genetics. 67 (5): 1129–1135. doi:10.1016/S0002-9297(07)62943-7. ISSN 0002-9297. PMC 1288555. PMID 11007653.
  3. ^ Kimura, Masashi; Tokita, Yoshihito; Machida, Junichiro; Shibata, Akio; Tatematsu, Tadashi; Tsurusaki, Yoshinori; Miyake, Noriko; Saitsu, Hirotomo; Miyachi, Hitoshi; Shimozato, Kazuo; Matsumoto, Naomichi (2014-07-31). "A novel PITX2 mutation causing iris hypoplasia". Human Genome Variation. 1 (1): 14005. doi:10.1038/hgv.2014.5. ISSN 2054-345X. PMC 4785520. PMID 27081499.