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Peptic ulcer
Peptic ulcer A sore in the lining of the esophagus, stomach, or duodenum; usually caused by the bacterium Helicobacter pylori. An ulcer in the stomach is a gastric ulcer; an ulcer in the duodenum is a duodenal ulcer.
RELATED TERMS--------------------------------------
Esophagus
The organ that connects the mouth to the stomach. Also called gullet.
Stomach
The organ between the esophagus and the small intestine. The stomach is where digestion of protein begins.
Duodenum
The first part of the small intestine.
Bacterium
The singular of bacteria.
Ulcer
A sore on the skin surface or on the stomach lining.
Gastric
Related to the stomach.
Duodenal
Having to do with the duodenum.
SIMILAR TERMS--------------------------------------
Peptavlon
Peptavlon is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): pentagastrin.
Peptic
Related to the stomach and the duodenum, where pepsin is present.
Peptide
Two or more amino acids linked together.
Peptide hormones
Class of hormones biochemically constructed of the same components of which proteins are made. They include neurohormones that govern the hormones secreted by the pituitary gland, e.g., gonadotropin-releasing hormone (GnRH). They include several of the hormones secreted by the pituitary gland, e.g., growth hormone.
PREVIOUS AND NEXT TERMS--------------------------------------
Pediatric ophthalmology
The branch of medicine that deals with the anatomy, functions, pathology, and treatment of the child’s eye.
Pelvic node dissection
Lymph nodes near the prostate are removed to determine if cancer has spread.
Pelvis
A basin-shaped structure that supports the spinal column and contains the sacrum, coccyx, and hip bones (ilium, pubis, and ischium).
Pepsin
An enzyme made in the stomach that breaks down proteins.
Peptic
Related to the stomach and the duodenum, where pepsin is present.
Peptic ulcer
Percutaneous
Passing through the skin.
Percutaneous transluminal coronary angioplasty (PTCA)
Angioplasty
Percutaneous transhepatic cholangiography
X-rays of the gallbladder and bile ducts; a dye is injected through the abdomen to make the organs show up on the x-ray.
Plasma cell
End-stage differentiation of a B cell to an antibody-producing cell.
Perianal
The area around the anus.
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