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Category: W

By Dr:jehad March 28, 2026

Xeroderma pigmentosum = جفاف الجلد المصطبغ

Xeroderma pigmentosum = جفاف الجلد المصطبغ Xeroderma Pigmentosum XP serves as the prototype heritable disease with increased sensitivity to cellular injury. XP is an autosomal recessive disease with sun sensitivity, photophobia, early onset of freckling, and subsequent neoplastic changes on sun-exposed surfaces. There is cellular hypersensitivity to UV radiation and to certain chemicals in association […]

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By Dr:jehad March 28, 2026

Waardenberg Syndrome = متلازمة واردينبيرغ

Waardenberg Syndrome = متلازمة واردينبيرغ ssss 136 WAARDENBURG   SYNDROME   WS, described by the Dutch physician Petrus Waardenburg in 1951, is the prototypic congenital disorder of pigmentation. Although it was originally described as a syndrome combining pigmentary defects of the hair (poliosis, or white forelock) and iris, congenital deafness, and developmental craniofacial abnormalities, it […]

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