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WINSTON-SALEM, N.C. -- Cells harvested from amniotic fluid express embryonic and adult stem cell markers, researchers here reported.

NEW YORK -- Folate appears associated with a lower risk of Alzheimer's disease, although the relationship is tenuous, according to an observational study here.

BOSTON -- The interplay of genetic predisposition and modifiable risk factors, such as obesity and smoking, increases the risk for age-related macular degeneration, researchers reported.

SEATTLE -- Parents of a severely cognitively and physically disabled girl have publicly defended their decision to retard her growth through the use of hormonal therapy and surgery, saying they were acting out of love and compassion.

LIVERPOOL, England -- Premature babies have a better chance of survival without severe neurological impairment than they did in the 1980s, researchers here reported.

ROCKVILLE, Md. -- The FDA approved a diet drug today that it wants no one to even consider taking. Slentrol (dirlotapide), is an obesity agent for dogs, with nasty side effects if humans try it.

BERLIN -- The ergot-derived dopamine agonists Permax (pergolide) and Dostinex (cabergoline) are associated with an increased risk of cardiac-valve regurgitation, according to two studies.

NEW YORK -- Men who have at least one son have a 40% lower risk for developing prostate cancer than doting dads with only daughters. Why? The Y chromosome may hold the answer, speculated researchers here.

BIRMINGHAM, Ala. -- Early-stage Parkinson's disease responded with significant relief of symptoms for at least six months with an investigational skin patch designed to deliver a steady dose of the dopamine agonist rotigotine, researchers here reported.

TAIPEI, Taiwan -- Relapse-free and overall survival for non-small-cell lung cancer can be predicted by a molecular signature with five specific genes, researchers here reported.

SAN ANTONIO -- Among the major breast cancer events of 2006, there was a report of a dramatic drop in the annual incidence, evidence that an osteoporosis drug may prevent invasive disease, and encouraging reports about an investigational therapy.

NEW YORK -- The next step in assisted reproduction may be a uterus transplant, according to researchers here.

ATLANTA -- Binge drinking is common among high school students and is tied to other risky behaviors, according to a national survey by the CDC.

WASHINGTON -- The maternal age of 35 should no longer be the primary benchmark for testing pregnancies for Down's syndrome, according to new recommendations from the American College of Obstetricians and Gynecologists.

An 82-year-old woman consulted her ophthalmologist because the vision in her left eye was becoming progressively blurrier. The patient was pseudophakic and had bilateral glaucoma, for which she used latanoprost ophthalmic solution.

A sudden, severe decrease in the vision in her left eye brought an 80-year-old woman in for an evaluation. Her best corrected visual acuity was 20/200 in that eye.

An 82-year-old woman with a history of wet age-relatedmacular degeneration in both eyes presented for a3-month follow-up visit. She had previously undergonelaser treatment for bilateral subretinal neovascularmembranes. She has noticed a new black area in thevision of her left eye and periodic flashes of light inthat eye.

The authors report a case of adult-onset acute lymphoblastic leukemia (ALL) presenting with a right upper lobe infiltrate associated with acute fibrinous and organizing pneumonia (AFOP), which resolved spontaneously during the course of chemotherapy.