Paternal uniparental disomy 11p15.5 in the pancreatic nodule of an infant with Costello syndrome: Shared mechanism for hyperinsulinemic hypoglycemia in neonates with Costello and Beckwith-Wiedemann syndrome and somatic loss of heterozygosity in Costello s
نویسندگان
چکیده
منابع مشابه
Costello syndrome.
Costello syndrome is a rare, distinctive, multiple congenital anomaly syndrome, characterized by soft, loose skin with deep palmar and plantar creases, loose joints, distinctive coarse facial features and skeletal and cardiac abnormalities. The affected patients have a predisposition to develop malignancy, developmental delays and mental retardation. Recently, a 7-year-old male child born to no...
متن کاملAnaesthetic Management in Costello Syndrome.
Costello syndrome is a rare genetic disorder characterised by growth and mental retardation, macrocephaly, short neck and macroglossia. Cardiac involvement can also occur in Costello syndrome and is presented in the form of hypertrophic cardiomyopathy, tachyarrythmias and valvular dysfunction. Nervous system involvement including ventriculomegaly, hydrocephaly and Chiari type 1 malformation are...
متن کاملUniparental disomy at chromosome 11p15.5 followed by HRAS mutations in embryonal rhabdomyosarcoma: lessons from Costello syndrome.
Costello syndrome (CS; MIM 218040) is characterized by short stature, facial dysmorphism, cardiac defects and predisposition to embryonal rhabdomyosarcoma (CS/ERMS) and other neoplasias. CS is caused by germline mutations in the HRAS gene on chromosome 11p15.5, a region showing allelic imbalances in sporadic ERMS and CS/ERMS. The critical gene for ERMS development in this region is unknown. The...
متن کاملCraniofacial and dental development in Costello syndrome.
Costello syndrome (CS) is a RASopathy characterized by a wide range of cardiac, musculoskeletal, dermatological, and developmental abnormalities. The RASopathies are defined as a group of syndromes caused by activated Ras/mitogen-activated protein kinase (MAPK) signaling. Specifically, CS is caused by activating mutations in HRAS. Although receptor tyrosine kinase (RTK) signaling, which is upst...
متن کاملCostello Syndrome: The Challenge of Hypoglycemia and Failure to Thrive
Article history: Received 22 November 2017 Accepted 6 December 2017 Available online 7 December 2017 by CS, provided evidence of a new possible mechanism underlying failure to thrive in this condition (Leoni et al., 2016). In the samepatient cohort the Authors detected low glucose and high cholesterol levels in the blood and described normal/high daily caloric intake in the CS cohort compared t...
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ژورنال
عنوان ژورنال: American Journal of Medical Genetics Part A
سال: 2015
ISSN: 1552-4825
DOI: 10.1002/ajmg.a.37471