Lesch-Nyhan Syndrome: a rare disorder of self-mutilating behavior
نویسندگان
چکیده
منابع مشابه
Lesch-nyhan Syndrome: a Rare Disorder of Self-mutilating Behavior
This paper describes Lesch-Nyhan syndrome in a 1-year-old boy. This X-linked recessive error of purine metabolism presents in infancy with a constellation of mental and developmental retardation, self-mutilating behavior, neurological features and abnormal urine uric acid: creatinine ratio. The basic defect is deficiency in phosphoribosyl transferase production but exact pathomechanism for clin...
متن کاملLesch-Nyhan Syndrome: Disorder of Self-mutilating Behavior
Lesch-Nyhan syndrome (LNS), a rare inborn error of metabolism, is characterized by self-injurious behavior, which results in partial or total destruction of oral and perioral tissues and/ or fingers. Persistent self-injurious behavior (biting the fingers, hands, lips, and cheeks; banging the head or limbs) is a hallmark of the disease. Prevention of self-mutilation raises significant difficulti...
متن کاملLesch-Nyhan Syndrome
Alternative names: Historically, Lesch-Nyhan syndrome is the designated term for this disease. Lesch-Nyhan Disease (LND) and hypoxanthine-guanine phosphoribosyl transferase (HPRT, HGprt) deficiency are also used to describe this disease. In addition to the classic form of LND, Jinnah and others have characterized two variant forms of the disorder -these individuals have higher levels of enzyme ...
متن کامل[Lesch-Nyhan syndrome].
LABORATORY DATA biochemical markers metabolic defect chromosomal assignment chromosome X localization chromosome Xq localization chromosome Xq27 localization chromosomal disorders chromosomal fragility, instability, breakage chromosome breakage syndromes foetal-amniotic biochemical data hypoxanthine-guanine phpsphoribosyltransferase defect (foetal) gene, structural-functional anomalies gene ana...
متن کامل[A case of Lesch-Nyhan syndrome].
Lesch-Nyhan 증후군은 성염색체 열성 유전질환으로, 퓨린 (purine) 대사 과정중 구제 및 재순환에 관여하는 효소인 hypoxanthine-guanine phosphoribosyl transferase(HPRT)의 완 전 결핍으로 인한 고요산혈증, 무도성 무정위운동(choreoathetosis), 연축성(spasticity), 정신지체, 강박적인 자해 행위 등의 임 상 증상들을 특징으로 하는 대사 이상 질환이다 1) . 1964년 Lesch와 Nyhan 1) 에 의해 특징적인 상기 증상을 보인 형제의 증례가 처음 보고되었고, 1967년 Seegmiller 등 2) 에 의하 여 이 병의 원인이 효소 HPRT의 완전 결핍으로 인한 것임이 밝혀졌다. 이후 분자유전학 기술의 발달로 HPRT 유전자가...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Our Dermatology Online
سال: 2014
ISSN: 2081-9390
DOI: 10.7241/ourd.20141.17