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.
The Horse's Mouth (film) of the best films ever about a painter". Scott Weinberg of the "Apollo Guide" describes Guinness’ performance as "a devilishly enjoyable character study" that "ranges from 'mildly dishevelled’ to 'tragically exhausted’" and also praises Ronald Neame's direction. Henry Goodman has written of the idea of the artist as destroyer with reference to this film. The Horse's Mouth (film) The Horse's Mouth is a 1958 film directed by Ronald Neame and filmed in Technicolor. Alec Guinness wrote the screenplay from the 1944 novel "The Horse's Mouth" by Joyce Cary, and also played the lead role of Gulley Jimson, a London artist.