Dr Mahaaaluxmii - ENT Clinic Greater Noida

Sinusitis (or rhinosinusitis) is inflammation of the sinuses, the air-filled cavities around your nose, often triggered by viral infections (like colds), bacteria, allergies, or fungi, leading to symptoms like facial pain, pressure, thick nasal discharge, and congestion, typically lasting days (acute) or over 12 weeks (chronic) and managed with nasal rinses, steroids, or antibiotics if bacterial.