260
Participants
Start Date
June 30, 2006
Primary Completion Date
May 31, 2015
Study Completion Date
May 31, 2015
Nasal swab under endoscopic guidance
"After the application of pontocaine and neosynephrine spray, the following will be done:~* A small sponge applicator will be used to swab the inside of your mouth for saliva collection~* A blood sample (6cc - one tube) will be collected~* A small brush applicator called a cytology brush and an instrument called an endoscope will be used to swab the inside of your nose (middle meatus)~* Subjects will be asked to complete 2 standard quality of life questionnaires regarding how much your symptoms bother you~* You will be asked to bring in a vacuum cleaner bag from home at a follow-up appointment which will be swabbed as well~The samples will be refrigerated and analyzed using PCR to detect and speciate fungus."
University of California, San Francisco, Dept of Otolaryngology-HNS, San Francisco
Environmental Protection Agency (EPA)
FED
University of California, San Francisco
OTHER