NASA Discovers Lonely Mountain on Ceres Likely a Salty-Mud Cryovolcano. An isolated mountain near the equator of the dwarf planet Ceres resembles a volcanic dome, according to new observations from NASA's Dawn mission. Like the Lonely Mountain Erebor in J.R.R. Tolkien's mythology, Ahuna Mons on Ceres was once occupied by a dragon, but one that breathed ice, not fire.
Iatrogenesis is a common and serious hazard of hospitalization that is associated with increased patient morbidity and mortality, prolonged hospital stays, and nursing home placement, at significant cost to patients and health care organizations alike.
Iatrogenic duodenal perforation is a rare complication of endoscopy and is usually suspected at the time of endoscopic examination. Perforation may be due to rupture from the endoscope or from an extended sphincterotomy. Typical CT findings include retroperitoneal air and fluid adjacent to the duodenum (Fig 7).