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.
In the Mouth of the Whale that the novel matched the high standards of its predecessors, noting that "[a] layer of political and emotional complexity is missing from the new novel. Maybe it is better to read it as a standalone work, completely detached from what went before." Greg L. Johnson's review was more positive, concluding "[i]n short, everything we've come to expect from Paul McAuley at his best." In the Mouth of the Whale In the Mouth of the Whale is a 2012 science fiction novel by Paul J. McAuley, the third in his "Quiet War" sequence. While "The Quiet War" and "Gardens of the