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What are the consequences of not treating infected sinuses? - Dr. Sriram Nathan
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If left untreated, a sinus infection can lead to complications | Dr Athul | Dheemahi Ayurveda
Is sinusitis dangerous?Can Sinus infections spread to the brain?-Dr.Harihara Murthy| Doctors' Circle
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Sinusitis, Animation.
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A patient's experience with chronic sinusitis.