No: Sinusitis is a bacterial infection. If it was caused by a viral upper respiratory infection (cold) then that is what would be contagious.
Answered 7/20/2012
6.3k views
Not likely: Sinusitis is a bacterial infection of the sinus cavity and is not typically communicable. However, good hand washing precautions should be maintained after blowing or sneezing with a sinus infection.
Answered 5/6/2013
5.1k views
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