Polyps are bits of extra cells that can grow in many of your tissues. Gastric polyps, or stomach polyps, are growths that develop in the lining of your stomach. In many cases, these polyps cause no ...

Nasal polyps are noncancerous growths in the nasal passages that can result from prolonged irritation due to infections, allergies, or other triggers like asthma. Symptoms of nasal polyps include a ...