Results 101 to 110 of about 15,059 (213)

Phenotypic variation between siblings with Metachromatic Leukodystrophy

open access: yesOrphanet Journal of Rare Diseases, 2019
Background Metachromatic Leukodystrophy (MLD) is a rare autosomal-recessive lysosomal storage disorder caused by mutations in the ARSA gene. While interventional trials often use untreated siblings as controls, the genotype-phenotype correlation is only ...
Saskia Elgün   +10 more
doaj   +1 more source

Diagnosis and treatment of occipital brain lesions in children

open access: yesDevelopmental Medicine &Child Neurology, Volume 67, Issue 11, Page 1409-1420, November 2025.
Occipital brain lesions in children represent a diagnostic challenge due to the large spectrum of etiologies and overlapping clinical features. This review analyses common and less common causes of occipital brain lesions in children, including malformative, vascular, genetic/metabolic, infectious, inflammatory, and neoplastic conditions.
Luca Bartolini   +4 more
wiley   +1 more source

Update on the fluorometric measurement of enzymatic activities for Lysosomal Storage Disorder detection: The example of MPS VI [PDF]

open access: yes, 2017
Lysosomal Storage Disorders (LSD) are rare diseases that as a whole havea combined incidence ranging from 1:1500 to 1:7000 live births. One of suchdiseases is Mucopolysaccharidosis VI (MPS VI), or Maroteaux Lamy Syndrome.MPS VI patients undergo ...
Adamo, Ana María   +5 more
core  

Lentiviral Hematopoietic Stem Cell Gene Therapy in Patients with Wiskott-Aldrich Syndrome. [PDF]

open access: yes, 2013
iskott-Aldrich syndrome (WAS) is an inherited immunodeficiency caused by mutations in the gene encoding WASP, a protein regulating the cytoskeleton. Hematopoietic stem/progenitor cell (HSPC) transplants can be curative, but, when matched donors are ...
Aiuti, A   +39 more
core   +5 more sources

Genome Sequencing Uncovers Additional Findings in Phelan‐McDermid Syndrome

open access: yesAmerican Journal of Medical Genetics Part B: Neuropsychiatric Genetics, Volume 198, Issue 7, Page 126-134, October 2025.
ABSTRACT Phelan‐McDermid syndrome (PMS) is a genetic condition caused by deletions of chromosome 22q13.3 or pathogenic variants in the SHANK3 gene. Neurologic features typically include intellectual disability, autism spectrum disorder, hypotonia, and absent speech, though there is considerable variability even among individuals with the same molecular
Rachel Gore Moses   +21 more
wiley   +1 more source

Arylsulfatase A pseudodeficiency incidence in Turkey

open access: yesThe Turkish Journal of Pediatrics, 2000
Pseudodeficiency (Pd) in arylsulfatase A (ASA) is a relatively frequent condition in healthy individuals. It produces a reduction in enzyme activity similar to that found in metachromatic leukodystrophy (MLD). A variable incidence of the Pd allele
S Emre, M Topçu, M Terzioğlu, Y Renda
doaj  

FITM2‐Related Siddiqi Syndrome in Two Iranian Siblings

open access: yesClinical Case Reports, Volume 13, Issue 10, October 2025.
ABSTRACT We report the first two Iranian siblings with Siddiqi syndrome, carrying a novel likely pathogenic FITM2 variant. Both presented with hallmark features, including early‐onset sensorineural hearing loss, severe generalized dystonia, growth failure, and ichthyosis of the lower limbs, expanding the geographic and genetic spectrum of this rare ...
Raha Ahmadi   +3 more
wiley   +1 more source

Arylsulfatase A pseudodeficiency in healthy Brazilian individuals

open access: yesBrazilian Journal of Medical and Biological Research, 1999
Molecular alterations associated with arylsulfatase A pseudodeficiency (ASA-PD) were characterized by PCR and restriction endonuclease analysis in a sample of healthy individuals from Brazil. ASA activity was also assayed in all subjects. Two individuals
C.G. Pedron   +3 more
doaj   +1 more source

Multiple sulfatase deficiency with neonatal manifestation. [PDF]

open access: yes, 2014
Multiple Sulfatase Deficiency (MSD; OMIM 272200) is a rare autosomal recessive inborn error of metabolism caused by mutations in the sulfatase modifying factor 1 gene, encoding the formylglycine-generating enzyme (FGE), and resulting in tissue ...
Ballabio, A.   +20 more
core   +1 more source

Three novel variants in the arylsulfatase A (ARSA) gene in patients with metachromatic leukodystrophy (MLD)

open access: yesBMC Research Notes, 2019
Objective To describe the genetic variants in the ARSA gene in Sri Lankan patients with metachromatic leukodystrophy (MLD). As the variant profile of MLD in the Sri Lankan population is currently unknown.
D. Hettiarachchi, V. H. W. Dissanayake
doaj   +1 more source

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