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.
The treatment for pinkeye depends on the cause. 1  Bacteria. 2  Pinkeye caused by bacteria, including those related to STDs, is treated with antibiotics, in the form of eye drops, ointments, or pills. 3  Eye drops or ointments may need to be applied to the inside of the eyelid three to four times a day for five to seven days.he symptoms of pinkeye differ based on the cause of the inflammation, but may include: 1  Redness in the white of the eye or inner eyelid. 2  Increased amount of tears. 3  Thick yellow discharge that crusts over the eyelashes, especially after sleep. 4  Green or white discharge from the eye.