investigators

HOUSTON (MedPage Today) -- Half of a group of cocaine users tested positive for levamisole, a potentially hazardous veterinary drug that cocaine dealers often use to prepare street product, investigators reported here.

(MedPage Today) -- Firearm-related injuries to patients younger than 19 accounted for an estimated 186,000 emergency department (ED) visits over the period from 1999 to 2007, investigators reported here.

(MedPage Today) -- Outcomes in cosmetic rhinoplasty improved with subtle structural refinements facilitated by an ultrasonic bone aspirator, investigators reported.

(MedPage Today) -- Daily prophylaxis with anti-HIV drugs significantly reduces the risk of catching the virus, according to investigators on two large trials in Africa.

ORLANDO (MedPage Today) -- Most candidates for bariatric surgery have obstructive sleep apnea (OSA), making a case for sleep testing as a routine part of the preoperative evaluation of every patient, investigators concluded.

WASHINGTON (MedPage Today) -- Half of children with persistent enuresis and obstructive sleep apnea remained dry during the night after surgery to remove their tonsils and adenoids, investigators reported here.

(MedPage Today) -- A leprosy bacterium common to wild armadillos may have spread to humans living in parts of the Southern U.S., investigators reported.

(MedPage Today) -- Norovirus infection on a cruise ship resulted in a 15% attack rate despite early detection and aggressive measures to contain illness, CDC investigators reported, suggesting a change is needed in parameters defining an outbreak.

(MedPage Today) -- A previously unrecognized severe febrile illness has been traced to a novel bunyavirus, possibly transmitted by ticks, Chinese investigators reported.

LAGOS, Nigeria (AP) -- A U.S. embassy cable released by the WikiLeaks website says drug maker Pfizer Inc. hired investigators to uncover "corruption links" to Nigeria's former attorney general to stop federal cases against it over a 1996 drug study in which 11 children died....