marginal ulcer


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marginal ulcer

[′mär·jən·əl ′əl·sər]
(medicine)
A peptic ulcer of the jejunum on the efferent margin of a gastrojejunostomy.
References in periodicals archive ?
Farrell, "Fewer gastrojejunostomy strictures and marginal ulcers with absorbable suture," Surgical Endoscopy, vol.
Anastomotic bleeding, stricturing, marginal ulcer formation, and leaks are all possible, particularly at the gastrojejunostomy site [3].
Felix said that he and his colleagues are now investigating whether keeping all patients who have a marginal ulcer on PPIs for life would decrease the rate of perforation.
Wilson speculated that marginal ulcers are caused by increased gastric acid production in the setting of surgically induced mucosal disruption and ischemia, and that proton pump inhibitor therapy is partially protective because it squelches acid production by parietal cells in the gastric pouch.
The cornea may exhibit punctate staining and occasionally develop marginal ulcers (marginal keratitis--Figure 6, page 43).