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. Pinkeye caused by bacteria, including those related to STDs, is treated with antibiotics, in the form of eye drops, ointments, or pills. 2  Viruses. This type of pinkeye often results from the viruses that cause a common cold. 3  Irritants.