Cutis laxa is a rare disorder of connective tissue in which the skin sags excessively, giving the individual an aged appearance. In the present study we analyzed three unrelated families with type II autosomal recessive cutis laxa for mutations in three genes implicated in other forms of cutis laxa; LOX, FBLN4, and FBLN5 genes. Two individuals have been previously reported, and the third case is described in detail. No causative mutations were identified.
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http://dx.doi.org/10.1002/ajmg.a.32345 | DOI Listing |
JBJS Case Connect
October 2024
School of Medicine, University of Jordan, Amman, Jordan.
The surgical principles of treating a high riding hip dislocation in patients with positive PYCR1 gene mutation should be comprehensive including open reduction, pelvic osteotomy, and femoral shortening osteotomy with derotation. Meticulous capsulorrhaphy optimizes the development and stability of the hip joint.
View Article and Find Full Text PDFCell Mol Life Sci
December 2024
Institute of Human Genetics, University Medical Center Göttingen, 37073, Göttingen, Germany.
Loss-of-function variants in ATP6V0A2, encoding the trans Golgi V-ATPase subunit V0a2, cause wrinkly skin syndrome (WSS), a connective tissue disorder with glycosylation defects and aberrant cortical neuron migration. We used knock-out (Atp6v0a2) and knock-in (Atp6v0a2) mice harboring the R755Q missense mutation selectively abolishing V0a2-mediated proton transport to investigate the WSS pathomechanism. Homozygous mutants from both strains displayed a reduction of growth, dermis thickness, and elastic fiber formation compatible with WSS.
View Article and Find Full Text PDFIndian J Dermatol
October 2024
From the Department of Dermatology, and Venereology, S.C.B. Medical College and Hospital, Cuttack, Odisha, India E-mail:
Indian J Dermatol Venereol Leprol
April 2024
Department of Dermatology and Venereology, All India Institute of Medical Sciences, New Delhi, India.
HGG Adv
November 2024
Department of Genomic Health, Geisinger, Danville, PA, USA. Electronic address:
Variation in the elastin gene (ELN) may contribute to connective tissue disease beyond the known disease associations of supravalvar aortic stenosis and cutis laxa. Exome data from MyCode Community Health Initiative participants were analyzed for ELN rare variants (mean allele frequency <1%, not currently annotated as benign). Participants with variants of interest underwent phenotyping by dual chart review using a standardized abstraction tool.
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