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Sinus

3:08

Sinusitis, Animation.

3:14

Sinusitis and Sinus Surgery Explained (Balloon Sinuplasty and Endoscopic Sinus Surgery)

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How do I know if I need sinus surgery?

2:37

Sinus Surgery | Nici's Story

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Sinusitis Surgery

In botany, a sinus is a space or indentation between two lobes or teeth, usually on a leaf. The term is also used in mycology. For example, one of the defining characteristics of North American species in the Morchella elata clade of morels is the presence of a sinus where the cap attaches to the stipe.
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