Sa Spw
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![Page 1: Sa Spw](https://reader036.fdocuments.mx/reader036/viewer/2022062313/559b0e901a28abb6638b4840/html5/thumbnails/1.jpg)
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Causado por la pérdida de una región del cromosoma 15 aportada de forma materna. mutación puntual de un único gen este gen se
conoce por el nombre de Ube3a.
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La incidencia exacta del SA es desconocida.Pero se ha podido constatar que la
frecuencia de aparición es de 1 por cada 25.000 niños nacidos.
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- CROMOSOMA 15 MATERNO:
SÌNDROME DE ANGELMAN
- CROMOSOMA 15 PATERNO:
SÌNDROME PRADER - WILLI
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Ausencia de habla. Poca capacidad de atención e hiperactividad. Epilepsia en un 80%. Movimientos poco comunes como temblores
suaves, aleteo de brazos, movimientos espasmódicos.
Ojos azules y pelo rubio en un 95% de los casos.
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LANGMAN, Embriología Médica, 9na Ed, Panamericana, Pgs:16-17-18-19
EMERYS, Genética Mèdica,10ma Ed, Marban, Pgs:108-109- 251