MARSHFIELD, Wis., Dec. 18, 2013 /PRNewswire/ -- Respiratory Syncytial Virus (RSV) appears to cause milder illness than influenza in adults age 50 or older, according to researchers at Marshfield Clinic Research Foundation.
The study, published online in Clinical Infectious Diseases, also shows RSV is a common cause of respiratory illness in older adults and that the chance of infection increases with age.
"RSV has long been known to cause serious respiratory illness in infants, but much less is known about the illnesses RSV causes in older adults," said Dr. Edward Belongia, director of the Epidemiology Research Center at Marshfield Clinic Research Foundation (MCRF). "Knowing that adults' susceptibility to RSV increases as they age is important for health care providers and public health officials to note as they treat and monitor respiratory illnesses this season."
RSV is a common virus that causes infections of the lungs and breathing passages. The virus is thought to cause about 10 percent of winter hospitalizations for pneumonia in adults 65 and older. Most healthy people recover from RSV in one to two weeks, but for some infants, children and older adults, RSV causes serious illness. Most children have had RSV by age 2.
Study results suggest flu may cause more severe illness than RSV in older adults. That's based on two key points:
Symptoms of RSV are
|SOURCE Marshfield Clinic|
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