Chronic Rhinosinusitis (CRS)
Sypmtoms
Find out the sypmtoms of Chronic rhinosinusitis (CRS)
Learn what chronic rhinosinusitis (CRS) is, its 4 cardinal symptoms, causes, risk factors, and when to see an ENT specialist for diagnosis.
Discover the most common CRS symptoms—congestion, facial pain, loss of smell—and the allergic, structural, and environmental triggers behind them.