Home > ENT-ear,nose and throat > Sinus Infections Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Jun 02, 2009 by MCOsborne, Views: 4324 Sinus Infections: Dr. Michael Osborne discusses sinus problems, including allergies and sinus infections. Congestion can cause fluid build up in the sinuses, which can become infected. The symptoms include facial pain, headache, mucous production, with yellow or discolored discharge from the nose, post nasal drip and runny nose. Sinus infections can be viral or bacterial.