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 Mouth Agape of the things that is most fascinating about Pialat as a director is that though completely devoid of sentimentality, his work also shows a perpetual awareness of the temptations that it offers... [its] lack of sentimentality presents itself as a ruthless focus upon the present." Critic Miguel Marías of the film journal "Senses of Cinema" has praised the film, and commented that: The Mouth Agape The Mouth Agape () is a 1974 French drama film directed by Maurice Pialat. It depicts, in a cinematic realist fashion, a woman going through a terminal illness and also dealing with the tumorous lives