How a polyp biopsy is taken depends on the location: 1  Colonoscopy or flexible sigmoidoscopy explores the large bowel. 2  Colposcopy-directed biopsy examines the vagina and cervix. 3  Esophagogastroduodenoscopy (EGD) or other endoscopy is used for the throat, stomach, and small bowel.  Laryngoscopy is used for the nose and throat.
11 doctors agreed: Several: Possible causes of pink eye (conjunctivitis) include bacterial or viral infection, allergic reaction, rosacea, dry eye, and autoimmune disease.
COMMON CAUSES OF ABNORMAL EYE DISCHARGE. Conjunctivitis: Also known as pink eye, conjunctivitis will cause your eyes to feel itchy, irritated, and gritty, and produces green, white, or yellow eye mucus that results in severe crusting. Conjunctivitis could make your eyes feel as if they are glued shut upon your waking.