Assuming loss is required, the following 62 results were found.
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Comparitive genomic hybridization (CGH) https://cnke.org/articles/288
2006]. Thus single-nucleotide polymorphisms help in linkage analysis studies adn also allow detection of copy-neutral loss of heterozygosity correlated with uniparental disomy [Altug-Teber 2005] and consanguinity [DeLucca 1991] Combining the information...
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- Author: Editor
- Category: Home
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Investigations in Rare Treatable Disordershttps://cnke.org/articles/289
biotinidase activity assay. Treatment: Biotin. 4. Biotin-Responsive Basal Ganglia Disease Presentation: Rapid motor skill loss, quadriparesis, seizures, akinetic mutism. Key Investigations: Brain MRI: Caudate and putamen necrosis. Mutation in SLC19A3...
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- Author: Editor
- Category: Home
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work. Sachs provided a comprehensive description of the disease's clinical features, including the progressive weakness, loss of motor skills, and severe neurological deterioration observed in affected children. He also identified the hereditary nature...
- Type: Article
- Author: Biju Hameed
- Category: Historical Vignettes
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Familial (Autosomal Dominant) Focal Epilepsieshttps://cnke.org/articles/357
in a common overlapping region of 3-cM at 10q24 (LGI1/Epitempin gene). LGI1 mutations cause protein truncation, leading to loss of function. LFTLE is genetically heterogeneous; LGI2, LGI3, or LGI4 mutations do not account for all cases. Diagnostic...
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- Author: Editor
- Category: Home
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MED12L Variant and Its Role in Human Diseasehttps://cnke.org/articles/360
on the fibroblasts of two French patients showed transcriptional errors, which suggests that these MED12L changes cause a loss of function (haploinsufficiency) that affects gene transcription. RNA Synthesis Recovery Researchers looked at how quickly RNA...
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- Author: Editor
- Category: Home
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Opitz-Kaveggia Syndrome (OKS)https://cnke.org/articles/361
and halluces. Hypotonia, constipation, partial agenesis of the corpus callosum. Some patients exhibit sensorineural hearing loss, joint laxity evolving into joint contractures. Hyperactivity and talkativeness are common. History Initially described as...
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- Author: Editor
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Mucolipidoses and Oligosaccharidoseshttps://cnke.org/articles/469
Oligosaccharidoses α-Mannosidosis: Gene: MAN2B1 Encoded Protein: α-mannosidase Features: Immune deficiency, hearing loss, skeletal abnormalities. β-Mannosidosis: Gene: MANBA Encoded Protein: β-mannosidase Features: Intellectual disability, skeletal...
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- Author: Editor
- Category: Home
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CHIME syndrome. Features: Colobomas. Heart defects. Ichthyosiform dermatosis. Intellectual disability and conductive hearing loss. PIGN Mutations: Condition: Multiple congenital anomalies-hypotonia-seizures syndrome. Features: Severe developmental...
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- Author: Editor
- Category: Home
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Cerebrotendinous Xanthomatosis (CTX)https://cnke.org/articles/146
Tendon histology: Foamy histiocytes, multinucleated giant cells, cholesterol clefts. Brain findings: Demyelination, neuronal loss, lipid clefts, reactive astrocytosis. Peripheral nerves: Axonal degeneration. Clinical Presentation Key Symptoms by Age...
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- Author: Editor
- Category: Home
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Lisdexamfetamine Dimesylatehttps://cnke.org/articles/148
Full effects maintained throughout the day. Safety and Side Effects Common Adverse Effects: Decreased appetite, weight loss. Insomnia, irritability. Gastrointestinal symptoms: nausea, abdominal pain. Cardiovascular effects: increased heart rate, blood...
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- Author: Editor
- Category: Home
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Ataxia Telangiectasia (AT)https://cnke.org/articles/151
executive function, and working memory. Ocular Findings: Oculomotor apraxia. Nystagmus and strabismus. Neuropathology: Loss of Purkinje and granule cells. Imaging: Cerebellar atrophy (vermis and hemispheres). Intracerebral telangiectasias may appear....
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- Author: Editor
- Category: Home
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Sleep issues in Rett Syndromehttps://cnke.org/articles/158
Abnormalities in both REM and NREM sleep are seen. EEG characteristics include slowing, epileptiform activity, and loss of sleep spindles and K-complexes after 2 years of age. Impact on Families: Sleep problems disrupt not only the individual but also...
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- Author: Editor
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NGN-401https://cnke.org/articles/160
virus (AAV) vector. Rett syndrome, predominantly affecting females, is characterized by early developmental regression, loss of purposeful hand use, gait abnormalities, and a range of motor, autonomic, and cognitive impairments. Current treatments are...
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- Author: Editor
- Category: Home
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Fragile X Syndromehttps://cnke.org/articles/578
prevalence varies by population, with some regions (e.g., Colombia) reporting significantly higher rates. Pathophysiology Loss of FMRP disrupts synaptic plasticity, neuronal connectivity, and normal regulation of protein translation. Key physiological...
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- Author: Editor
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Privacy statementhttps://cnke.org/about/privacy
users, or others. Data Security We implement industry-standard measures to protect your data from unauthorized access, loss, or misuse. These include encryption, access controls, and regular security reviews. However, no method of transmission or...
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- Author: Editor
- Category: About
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Cerebellar ataxias according to main clinical featureshttps://cnke.org/articles/183
(Tripeptidyl Peptidase 1 Mutation) Causes CLN2 Batten Disease, featuring intellectual deficiency, seizures, and vision loss. Mitochondrial and Metabolic Disorders MARS2 (Methionyl-tRNA Synthetase 2 Mutation) Presents with intellectual deficiency,...
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- Author: Editor
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Inherited Cerebellar Ataxias (ICAs)https://cnke.org/articles/184
and oculomotor apraxia: Consider Ataxia-Telangiectasia Sensory neuropathy with areflexia: Consider Friedreich Ataxia Visual loss (cone-rod dystrophy): Consider SCA7 Diagnostic Investigations Brain Imaging MRI: Assess cerebellar atrophy and other...
- Type: Article
- Author: Editor CNKE
- Category: Home
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Dentatorubral-Pallidoluysian Atrophy (DRPLA)https://cnke.org/articles/211
atrophy, corneal endothelial degeneration Rare findings: Parkinsonism, tremors, hyperreflexia, posterior column sensory loss Family History Inheritance Pattern: Autosomal dominant inheritance Affected males and females in multiple generations Geographic...
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- Author: Editor CNKE
- Category: Articles
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Congenital Muscular Dystrophyhttps://cnke.org/articles/224
are often associated with developmental abnormalities in the eyes and brain, leading to: Cognitive deficits Epilepsy Visual loss Limb-Girdle Muscular Dystrophies (LGMDs): Milder, later-onset phenotypes. Weakness Distribution: More pronounced in upper...
- Type: Article
- Author: Editor CNKE
- Category: Articles
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Facioscapulohumeral muscular dystrophy https://cnke.org/articles/226
Most cases manifest in the second decade. Infantile (early-onset) FSHD (~4–5% of cases): severe presentation with early loss of ambulation, restrictive lung disease, cardiac arrhythmias, cognitive deficits, and retinal vasculopathy. Clinical Diagnosis:...
- Type: Article
- Author: Editor CNKE
- Category: Articles