There may be one polyp or multiple polyps present. If your doctor discovers a polyp in your body, they’ll likely perform a biopsy. During a polyp biopsy, a sample of tissue is removed and analyzed ...

Nasal polyps are teardrop-shaped, soft tissue growths that form in the lining of your nasal cavity and sinuses (the hollow spaces in the bones of your face). Nasal polyps are benign, which means they ...

Sessile polyps develop on the mucosa, the tissue that lines the colon and other organs. They are flat and round and mostly harmless, but some can become cancerous. Polyps can be peduncled or sessile.