acute sinusitis becomes chronic
When you have frequent sinusitis, or the infection lasts three months or more, it could be chronic sinusitis.

With acute sinusitis, it may be difficult to breathe through your nose. The area around your eyes and face might feel swollen, and you may have throbbing facial pain or a headache.

When you have frequent sinusitis, or the infection lasts three months or more, it could be chronic sinusitis. Symptoms of chronic sinusitis may be less severe than those of acute; however, untreated chronic sinusitis can cause damage to the sinuses that sometimes requires surgery to repair.