News

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…

In people with Prader-Willi syndrome (PWS), certain parts of the brain associated with decision-making and reward processing are less active in response to the sight of food, a study has found. The findings suggest that people with PWS get less of a “reward” feeling from eating than their typically…

Adolescents and adults with Prader-Willi syndrome (PWS) say they struggle with constant hunger and the urge to seek food, according to an interview-based study. Participants experienced difficulties with anxiety, behavioral outbursts, changes in schedule, and schooling, with many trying to distance themselves from the syndrome. They also expressed the…

Pediatric multidisciplinary team clinics for Prader-Willi syndrome (PWS) offer an improved service that supports the diverse and challenging needs of children with the disease, according to a small parental interview-based U.K. study. Parents reported that this type of clinic enabled them to address issues other than health, such as…

Patients with Prader-Willi syndrome (PWS) are at increased risk of developing type 2 diabetes mellitus as they transition into adulthood, particularly if they are severely obese and/or undergoing rapid weight gain, according to a recent study. “These results underline the need for early identification of patients at risk, prevention…

Saniona is launching a Phase 2b clinical trial of Tesomet to evaluate its potential in lessening the uncontrollable hunger of people with Prader-Willi syndrome (PWS). “The initiation of this Phase 2b clinical trial of Tesomet in Prader-Willi syndrome follows our recent initiation of a Phase 2b clinical…

Two boys with Prader-Willi syndrome (PWS) developed respiratory failure — a condition in which the oxygen level in the blood becomes too low — after surgery to correct scoliosis (a sideways curvature of the spine), a report says. “Even after scoliosis surgery, ‘periodic’ monitoring of respiratory failure with an…

N-Acetylcysteine (NAC) may help to reduce skin-picking behavior in some people with Prader-Willi syndrome (PWS), but many patients do not benefit from NAC treatment, a new study found. “NAC should continue to be considered as a treatment option for skin picking in PWS as over a third of severely…

MRI brain scans of Prader-Willi syndrome (PWS) patients unexpectedly revealed nerve cells in the cerebellum of the brain activated by food cues that promote appetite, a study demonstrated. The findings suggest that the cerebellum may be a potential target for treating obesity in people with PWS. The study, “…

A class of medications called GLP-1 receptor agonists (GLP1-RA) may help reduce appetite and promote weight loss for people with Prader-Willi syndrome (PWS), according to a review paper. The paper’s authors called for clinical trials to test these medicines in people with PWS. Their paper, “The…