Z

Zenker’s Diverticulum
Pronounced – ZEN-kurz dy-vur-TIK- yoo-lum
Pouches in the esophagus from increased pressure in and around the esophagus. Esophagus (eh-SAW-fuh-gus), also spelled oesophagus and also called gullet, is the organ that connects the mouth to the stomach.

Zollinger-Ellison Syndrome
Pronounced – ZAH-lun-jur EL-uh-sun sin-drohm
A group of symptoms that occur when a tumor called a gastrinoma forms in the pancreas. The tumor, which may cause cancer, releases large amounts of the hormone gastrin. The gastrin causes too much acid in the duodenum, resulting in ulcers, bleeding, and perforation.

Zoonoses
Diseases that are transferable from animals to humans.

Zoster
Zoster, or herpes zoster, is also know as Shingles. Shingles is a painful skin rash caused by the varicella zoster virus, the same virus that causes chickenpox.