A sinus infection, however, is usually caused by bacteria or viruses. When these germs enter your sinuses, they cause inflammation and fill the sinuses with mucus, leading to pain and pressure around ...
However, sinusitis can occur when a cold or viral infection blocks the nasal passages, allowing bacteria to grow in trapped mucus. You can also develop sinus infections because of structural problems ...
AR-related inflammation causes the nasal congestion and mucous membrane swelling that block normal sinus drainage. Bacteria multiply in obstructed sinuses, provoking further inflammation.
We have gathered all the information for you in one convenient spot, but please keep in mind that these are subject to change. We do our best to keep everything updated, but something might be out of ...
Clare's Hospital in New York. Dr. Tichenor maintains a website with information on sinusitis for physicians and patients at https://www.sinuses.com. Tichenor WS. Sinusitis: A Practical Guide for ...