Stomach disease utilizes a small flexible camera. The procedure does require intravenous sedation and takes about 30–45 minutes; the endoscope is inserted via the mouth and can visualize the entire swallowing tube, stomach and duodenum. The procedure also allows the physician to obtain biopsy samples. In many cases of bleeding, the surgeon can use the endoscope to treat the source of bleeding with laser, clips or other injectable drugs. Other radiological studies frequently used to assess patients with chronic stomach problems include a barium swallow, where a dye is consumed and pictures of the esophagus and stomach are obtained every few minutes.
From the Lions Mouth vent or escape from them, they confront them and ask questions and attempt to sort it all out." One single, "Sense of Purpose (What Are We Going to Do)", was released in promotion for the album, on 20 September 1981. "From the Lions Mouth" was released in November by record label Korova. The album was remastered and re-released in 2002 by Renascent, a record label formed specifically for the task of reissuing The Sound's records. This release included the 1982 single "Hothouse", despite frontman Adrian Borland's wishes that the album should have the same track order and listing as the