Schwartz-Jampel syndrome (chondrodystrophic myotonia).
نویسندگان
چکیده
Schwartz-Jampel syndrome is a rare autosomal recessive disorder. Joint contractures, generalised myotonia, skeletal anomalies, and facial dysmorphism are common features; malignant hyperthermia is a potentially lethal complication during anaesthesia.
منابع مشابه
Clinico-pathogenetic findings and management of chondrodystrophic myotonia (Schwartz-Jampel syndrome)
Case Report Clinico-pathogenetic findings and management of chondrodystrophic myotonia (Schwartz-Jampel syndrome) Nicola C. Ho, M.D., Stacey Sandusky, B.S., Victor Madike, M.S., Clair A. Francomano, M.D., and Marino C. Dalakas, M.D. 3 Human Genetics & Integrative Medicine Section, LG, NIA, National Institutes of Health, Baltimore, MD Department of Pediatrics, Johns Hopkins Medical Institutions,...
متن کاملClinico-pathogenetic findings and management of chondrodystrophic myotonia (Schwartz-Jampel syndrome): a case report
BACKGROUND Chondrodystrophic myotonia or Schwartz-Jampel syndrome is a rare genetic disorder characterized by myotonia and skeletal dysplasia. It may be progressive in nature. Recently, the gene responsible for Schwartz-Jampel syndrome has been found and the defective protein it encodes leads to abnormal cartilage development and anomalous neuromuscular activity. CASE PRESENTATION We report t...
متن کاملCraniocervical CT and MR imaging of Schwartz-Jampel syndrome.
Schwartz-Jampel syndrome is a rare, inherited disorder characterized by myotonia, skeletal deformities, facial dysmorphism, and growth retardation. In this report of an adolescent male patient with Schwartz-Jampel syndrome, CT and MR imaging revealed basilar invagination, platybasia, Chiari I malformation, hyperpneumatized mastoids with intramastoid dural sinuses, platyspondyly, bulbous zygoma,...
متن کاملGenetic heterogeneity in Schwartz-Jampel syndrome: two families with neonatal Schwartz-Jampel syndrome do not map to human chromosome 1p34-p36.1.
Schwartz-Jampel syndrome (SJS) is a rare autosomal recessive disorder characterised by the presence of myotonia with a mask-like face, skeletal dysplasia, and growth retardation. Two types have been defined by the age of manifestation of the symptoms. Linkage of Schwartz-Jampel syndrome to human chromosome 1p34-p36.1 has been shown in families where probands presented during infancy or early ch...
متن کاملSchwartz–Jampel syndrome is not related to malignant hyperthermia
Schwartz-Jampel syndrome (SJS) is a rare syndrome that is clinically characterized by myotonia and skeletal abnormalities. Most reports regarding SJS have stated that patients with SJS are susceptible to malignant hyperthermia (MH). The statement is incorrect. There is no report showing that SJS is related to MH. Scientific evidence also shows that patients with myotonias are not susceptible to...
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ورودعنوان ژورنال:
- Journal of medical genetics
دوره 29 1 شماره
صفحات -
تاریخ انتشار 1992