Retinoblastoma

Retinoblastoma

Causes : It is an autosomal disease. The gene "Rb" is lost from chromosome 13. The Pattern of Inheritance : It is a sex-influenced disease.

Characteristics of Disease : This disease infects 250-350 children per year. A tumor develops over the retina. That is the part of the eye that detects light and color. The symptoms of this disease is red, painful eyes, poor vision, and dilated pupils. This used to be mostly fatal, but now, with early detection and new treatments there is an over 90% survival rate. If left untreated, this disease causes blindness, or even death. Treatments : Treatments of this disease are enucleation, acyotherapy, photocaguation, and radiation.

Prevention : This disease can't be prevented, and doctors don't know how to completely cure it.

Testing : This disease can be detected best around age one and two. It can be detected by CT scans, MRI's, blood tests. [|http://www.google.com/imgres?imgurl=http://www.stjude.org/Images/misc-retinoblastoma-0602.jpg&imgrefurl=http://www.stjude.org/retinoblastoma&usg=__hMNYRMRn-C6Es_UuIJ4DV8VMqAc=&h=175&w=335&sz=12&hl=en&start=0&zoom=1&tbnid=DIMw6c44u9hIiM:&tbnh=108&tbnw=207&ei=pending&prev=/images%3Fq%3DRetinoblastoma%26hl%3Den%26safe%3Dactive%26client%3Dfirefox-] [|a%26hs%3Db1R%26sa%3DX%26rls%3Dorg.mozilla:en-US:official%26biw%3D1680%26bih%3D823%26tbs%3Disch:1%26prmd%3Divnsb&itbs=1&iact=hc&vpx=357&vpy=129&dur=1181&hovh=140&hovw=268&tx=175&ty=74&oei=NEJuTaKfD86UtweAj4GIDw&page=1&ndsp=30&ved=1t:429,r:1,s:0] A disease in the eye that blinds a person.

http://www.google.com/imgres?imgurl=http://www.cbv.med.br/_arquivos/fotos/blastomaolho.jpg&imgrefurl=http://osmaiasdeecadequeiros.blogspot.com/2009/05/retinoblastoma_28.html&usg=__fOx4XDW-SDmMF2sii5-XYv45-Mo=&h=259&w=400&sz=52&hl=en&start=0&zoom=1&tbnid=rp Problems within the eye maake it nearly impossible to see.

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