Targeted exome sequencing identified a novel frameshift variant in the PGAM2 gene causing glycogen storage disease type X

Author(s):  
Anam Nayab ◽  
Qamre Alam ◽  
Othman R. Alzahrani ◽  
Ranjha Khan ◽  
Sara Sarfraz ◽  
...  
2015 ◽  
Vol 187 (2) ◽  
pp. E68-E73 ◽  
Author(s):  
Isabelle Rousseau-Nepton ◽  
Minoru Okubo ◽  
Rosemarie Grabs ◽  
John Mitchell ◽  
Constantin Polychronakos ◽  
...  

2019 ◽  
Vol 23 (4) ◽  
pp. 301-305
Author(s):  
Daniel C Butler ◽  
W Bailey Glen ◽  
Cynthia Schandl ◽  
Angelina Phillips

Glycogen storage disease type IV (GSD IV; Andersen's disease) is a rare autosomal recessive disorder that results from defects in the GBE1 gene (3p12.2) and subsequent deficiencies of glycogen branching. We report a case of GSD IV diagnosed at autopsy in a 35 4/7 weeks gestational age female neonate that died shortly after birth. Multisystem blue, ground glass inclusions initially presumed artefactual were periodic acid-Schiff positive, diastase resistant. Chromosomal microarray analysis identified a deletion of exons 2 through 16 of the GBE1 gene and whole exome sequencing identified a nonsense mutation within exon 14, confirming the diagnosis of GSD IV. A strong index of suspicion was required determine GSD IV as the ultimate cause of death, illustrating the need for critical evaluation of postmortem artifact in the setting of fetal demise of unknown etiology and highlighting the role of postmortem molecular diagnostics in a subset of cases.


2000 ◽  
Vol 67 (7) ◽  
pp. 497-501 ◽  
Author(s):  
Inci Nur Saltik ◽  
Hasan Özen ◽  
Gönenç Ciliv ◽  
Nurten Koçak ◽  
Aysel Yüce ◽  
...  

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