What Are the Types of Sinus Infections?
Acute sinusitis
Acute sinusitis has the shortest duration. A viral infection brought on by the common cold can cause symptoms that typically last between 1and 2 weeks. In the case of a bacterial infection, acute sinusitis may last for up to 4 weeks Trusted Source. Seasonal allergies can also cause acute sinusitis.
Subacute sinusitis
Subacute sinusitis symptoms can last for up to 3 months. This condition commonly occurs with bacterial infections or seasonal allergies.
Chronic sinusitis
Chronic sinusitis symptoms last for more than 3 months. They're often less severe. Bacterial infection may be to blame in these cases. Additionally, chronic sinusitis commonly occurs alongside persistent allergies or structural nasal problems.
