News

Parents Unaware of Teens' Use of 'Study Drugs'

Only one in 100 parents think their teenagers use "study drugs" (stimulant medications typically prescribed for treatment of attention-deficit/hyperactivity disorder), while one in eight 12th graders report use of these drugs.

Mechanism of Scarring After Glaucoma Surgery Identified

Vascular endothelial growth factor (VEGF) triggers the formation of myofibroblasts associated with scarring after glaucoma surgery through a particular signaling pathway.

Long-Acting Bronchodilators Up Cardiovascular Risk in COPD

New use of either long-acting β-agonists or anticholinergics is associated with increased risks of cardiovascular events among older individuals with chronic obstructive pulmonary disease (COPD).

Abdominal Pain Is Often Chronic, Prolonged in Children

The majority of children presenting to primary care with abdominal pain develop chronic abdominal pain, with a median duration of 7.5 months.

Midlife Hysterectomy Doesn't Increase Cardiovascular Risk

A hysterectomy in midlife with or without ovarian conservation is unlikely to accelerate women's cardiovascular disease risk.

Dual-Source CT IDs Heart Disease in Hard-to-Image Patients

In patients who have previously been considered difficult to image, dual-source cardiac computed tomography can identify clinically significant coronary artery disease.

Stimulant Normalizes Brain Activation in Youth With ADHD

Functional magnetic resonance imaging (fMRI) studies show that a single dose of methylphenidate increases activation in specific areas of the brain in children with attention-deficit/hyperactivity disorder (ADHD).

3-D Printed Tracheal Splint Implanted Into Infant

A customized bioresorbable tracheal splint manufactured with the use of a three-dimensional printer has been successfully implanted into an infant with localized tracheobronchomalacia.

Stroke-Related Costs Expected to Rise 129 Percent by 2030

The total annual costs associated with stroke are projected to rise to $240.67 billion by 2030.

National Lung Screening Trial Results as Expected

The initial results from the National Lung Screening Trial concur with the literature, with more positive screening results, diagnostic procedures, and lung cancers detected with low-dose computed tomography vs. chest radiography screening.