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1.
Arch. argent. pediatr ; 116(1): 135-138, feb. 2018. ilus
Artigo em Espanhol | LILACS, BINACIS | ID: biblio-887445

RESUMO

El síndrome de Pallister-Killian es una entidad poco frecuente causada por tetrasomía 12p en mosaico. Presenta facies tosca, alopecia frontotemporal, frente prominente, fisuras palpebrales oblicuas ascendentes, hipertelorismo ocular, ptosis palpebral, estrabismo, epicanto, puente nasal ancho, nariz corta, narinas antevertidas, filtrum largo, labio superior delgado e inferior prominente, pabellones auriculares con lóbulos gruesos y protruidos, cuello corto, pezones supernumerarios, manos anchas, braquidactilia, alteraciones en la pigmentación de la piel, cardiopatía congénita, discapacidad intelectual y crisis convulsivas. Su diagnóstico es complejo, ya que, en sangre periférica, el cariotipo suele ser normal. Se presenta el caso de una paciente mestiza mexicana de 4 años de edad con retraso en el desarrollo psicomotor y características fenotípicas que correspondieron a síndrome de Pallister-Killian. El cariotipo en fibroblastos de la biopsia de piel demostró mos47,XX,i(12)(p10)--#91;85--#93;/46,XX--#91;21--#93;. Un equipo multidisciplinario realiza el seguimiento con controles regulares por los departamentos de Neurología, Pediatría General y Genética Médica.


Pallister-Killian syndrome is caused by a tetrasomy 12p mosaicism and is characterized by facial dysmorphism, pigmentary skin anomalies, congenital heart defects, diaphragmatic hernia, epilepsy and mental retardation. The diagnosis is complex as the cytogenetic analysis in blood is usually normal, requiring karyotyping in other tissues, therefore the clinical suspicion is critical to guide the diagnostic tests and the patient requires an interdisciplinary clinical evaluation regarding the several manifestation of the syndrome. W e present the case of a Mexican mestizo female patient of 4 years of age referred by psychomotor delay and cleft palate; the clinical multidisciplinary evaluation demonstrated characteristics corresponding to the Pallister-Killian syndrome. The GTG banding karyotype analysis was normal, the skin fibroblast was mos47,XX,i(12)(p10)--#91;85--#93;/46,XX--#91;21--#93;. This case is an example of the importance of the clinical evaluation in order to establish a diagnosis that is a challenge for the clinical multidisciplinary team to offer medical management and genetic counseling.


Assuntos
Humanos , Feminino , Pré-Escolar , Cromossomos Humanos Par 12/genética , Transtornos Cromossômicos/diagnóstico , Transtornos Cromossômicos/genética , Fenótipo , Grupos Raciais , Cariotipagem , México
2.
Arch Argent Pediatr ; 116(1): e135-e138, 2018 Feb 01.
Artigo em Espanhol | MEDLINE | ID: mdl-29333839

RESUMO

Pallister-Killian syndrome is caused by a tetrasomy 12p mosaicism and is characterized by facial dysmorphism, pigmentary skin anomalies, congenital heart defects, diaphragmatic hernia, epilepsy and mental retardation. The diagnosis is complex as the cytogenetic analysis in blood is usually normal, requiring karyotyping in other tissues, therefore the clinical suspicion is critical to guide the diagnostic tests and the patient requires an interdisciplinary clinical evaluation regarding the several manifestation of the syndrome. W e present the case of a Mexican mestizo female patient of 4 years of age referred by psychomotor delay and cleft palate; the clinical multidisciplinary evaluation demonstrated characteristics corresponding to the Pallister-Killian syndrome. The GTG banding karyotype analysis was normal, the skin fibroblast was mos47,XX,i(12)(p10)[85]/46,XX[21]. This case is an example of the importance of the clinical evaluation in order to establish a diagnosis that is a challenge for the clinical multidisciplinary team to offer medical management and genetic counseling.


El síndrome de Pallister-Killian es una entidad poco frecuente causada por tetrasomía 12p en mosaico. Presenta facies tosca, alopecia frontotemporal, frente prominente, fisuras palpebrales oblicuas ascendentes, hipertelorismo ocular, ptosis palpebral, estrabismo, epicanto, puente nasal ancho, nariz corta, narinas antevertidas, filtrum largo, labio superior delgado e inferior prominente, pabellones auriculares con lóbulos gruesos y protruidos, cuello corto, pezones supernumerarios, manos anchas, braquidactilia, alteraciones en la pigmentación de la piel, cardiopatía congénita, discapacidad intelectual y crisis convulsivas. Su diagnóstico es complejo, ya que, en sangre periférica, el cariotipo suele ser normal. Se presenta el caso de una paciente mestiza mexicana de 4 años de edad con retraso en el desarrollo psicomotor y características fenotípicas que correspondieron a síndrome de Pallister-Killian. El cariotipo en fibroblastos de la biopsia de piel demostró mos47,XX,i(12)(p10)[85]/46,XX[21]. Un equipo multidisciplinario realiza el seguimiento con controles regulares por los departamentos de Neurología, Pediatría General y Genética Médica.


Assuntos
Transtornos Cromossômicos , Pré-Escolar , Transtornos Cromossômicos/diagnóstico , Transtornos Cromossômicos/genética , Cromossomos Humanos Par 12/genética , Feminino , Humanos , Cariotipagem , México , Fenótipo , Grupos Raciais
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