Author Archives: Marisa Wexler MS

Study: Low-cost MS-QMA Feasible for Newborn Screening of PWS

A low-cost screening test called methylation-specific quantitative melt analysis (MS-QMA) could feasibly be used to conduct newborn screening for Prader-Willi syndrome (PWS) and related conditions, according to a new study. The study, “Feasibility of Screening for Chromosome 15 Imprinting Disorders in 16579 Newborns by Using a…

Case Report Suggests Signs of PWS During Pregnancy

During pregnancy, Prader-Willi syndrome (PWS) may manifest as an excess of fluid around the developing fetus coupled with restricted fetal growth and decreased fetal movement, a new report indicates. These signs should alert clinicians to consider testing for the possibility of a PWS diagnosis, the researchers wrote. The…

Study Links Pituitary Gland Changes in PWS to Behavioral Symptoms

People with Prader-Willi syndrome (PWS) have smaller pituitary glands than their typically-developing peers, according to data from a small study. The findings also suggest that altered pituitary size is associated with behavioral abnormalities in PWS. Results were published in the journal Biomarkers in Neuropsychiatry, in the study “…