Noonan's syndrome with mental retardation presenting with an affective disorder--case report. 1989

R Mahendran, and S C Aw

A 30 year old Chinese lady initially thought to have Turner's Syndrome was rediagnosed as Noonan's Syndrome following admission to a psychiatric hospital for treatment of an Affective Disorder (Hypomania). The genetics and morphological features in Noonan's Syndrome are briefly discussed and the patient's psychiatric presentation is described.

UI MeSH Term Description Entries
D008607 Intellectual Disability Subnormal intellectual functioning which originates during the developmental period. This has multiple potential etiologies, including genetic defects and perinatal insults. Intelligence quotient (IQ) scores are commonly used to determine whether an individual has an intellectual disability. IQ scores between 70 and 79 are in the borderline range. Scores below 67 are in the disabled range. (from Joynt, Clinical Neurology, 1992, Ch55, p28) Disability, Intellectual,Idiocy,Mental Retardation,Retardation, Mental,Deficiency, Mental,Intellectual Development Disorder,Mental Deficiency,Mental Retardation, Psychosocial,Deficiencies, Mental,Development Disorder, Intellectual,Development Disorders, Intellectual,Disabilities, Intellectual,Disorder, Intellectual Development,Disorders, Intellectual Development,Intellectual Development Disorders,Intellectual Disabilities,Mental Deficiencies,Mental Retardations, Psychosocial,Psychosocial Mental Retardation,Psychosocial Mental Retardations,Retardation, Psychosocial Mental,Retardations, Psychosocial Mental
D009634 Noonan Syndrome A genetically heterogeneous, multifaceted disorder characterized by short stature, webbed neck, ptosis, skeletal malformations, hypertelorism, hormonal imbalance, CRYPTORCHIDISM, multiple cardiac abnormalities (most commonly including PULMONARY VALVE STENOSIS), and some degree of INTELLECTUAL DISABILITY. The phenotype bears similarities to that of TURNER SYNDROME that occurs only in females and has its basis in a 45, X karyotype abnormality. Noonan syndrome occurs in both males and females with a normal karyotype (46,XX and 46,XY). Mutations in a several genes (PTPN11, KRAS, SOS1, NF1 and RAF1) have been associated the NS phenotype. Mutations in PTPN11 are the most common. LEOPARD SYNDROME, a disorder that has clinical features overlapping those of Noonan Syndrome, is also due to mutations in PTPN11. In addition, there is overlap with the syndrome called neurofibromatosis-Noonan syndrome due to mutations in NF1. Male Turner Syndrome,Turner Syndrome, Male,Familial Turner Syndrome,Female Pseudo-Turner Syndrome,Noonan Syndrome 1,Noonan-Ehmke Syndrome,Pseudo-Ullrich-Turner Syndrome,Turner Phenotype with Normal Karyotype,Turner's Phenotype, Karyotype Normal,Turner's Syndrome, Male,Turner-Like Syndrome,Ullrich-Noonan Syndrome,Female Pseudo Turner Syndrome,Male Turner's Syndrome,Noonan Ehmke Syndrome,Pseudo Ullrich Turner Syndrome,Pseudo-Turner Syndrome, Female,Turner Like Syndrome,Turner Syndrome, Familial,Ullrich Noonan Syndrome
D005260 Female Females
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000328 Adult A person having attained full growth or maturity. Adults are of 19 through 44 years of age. For a person between 19 and 24 years of age, YOUNG ADULT is available. Adults
D000341 Affective Disorders, Psychotic Disorders in which the essential feature is a severe disturbance in mood (depression, anxiety, elation, and excitement) accompanied by psychotic symptoms such as delusions, hallucinations, gross impairment in reality testing, etc. Depression, Reactive, Psychotic,Mood Disorders, Psychotic,Psychoses, Affective,Psychotic Affective Disorders,Psychotic Mood Disorders,Affective Disorder, Psychotic,Affective Psychoses,Disorder, Psychotic Affective,Disorders, Psychotic Affective,Mood Disorder, Psychotic,Psychotic Affective Disorder,Psychotic Mood Disorder
D015870 Gene Expression The phenotypic manifestation of a gene or genes by the processes of GENETIC TRANSCRIPTION and GENETIC TRANSLATION. Expression, Gene,Expressions, Gene,Gene Expressions

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