Psychology & Psychiatry

Research links locus coeruleus activity with hyperarousal in PTSD

A new study in Biological Psychiatry has linked signs of heightened arousal and reactivity—a core symptom of posttraumatic stress disorder (PTSD)—to overactivity of the locus coeruleus (LC), a brain region that mediates ...

Genetics

Genetic variant may explain weight loss post-RYGB surgery

(HealthDay)—A genetic variant associated with weight loss after Roux-en-Y gastric bypass (RYGB) surgery has been identified, according to a study published in the May 2 issue of the American Journal of Human Genetics.

Diseases, Conditions, Syndromes

Gene study helps understand pulmonary fibrosis

A new study looking at the genomes of more than 1,500 patients with idiopathic pulmonary fibrosis, a rare and devastating lung disease, found multiple genetic associations with the disease, including one gene variant that ...

Pediatrics

Program cuts unnecessary referrals for scoliosis in teens

(HealthDay)—Implementation of a quality improvement program correlates with a sustained reduction in unnecessary referrals for adolescent idiopathic scoliosis (AIS), according to a study published online Feb. 18 in Pediatrics.

Genetics

New genes discovered for adult BMI levels

A large international study has identified three new gene variants associated with body mass index (BMI) levels in adults. The scientific consortium, numbering approximately 200 researchers, performed a meta-analysis of 46 ...

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