A special form of endoscopy called endoscopic retrograde cholangiopancreaticography, or ERCP, allows pictures of the pancreas, gallbladder, and related structures to be taken. ERCP is also used for stent placement and biopsies. Endoscopic ultrasound or EUS combines upper endoscopy and ultrasound examination to obtain images and information about various parts of the digestive tract. Why Do I Need an Endoscopy? Doctors will often recommend endoscopy to evaluate: Stomach pain; Ulcers, gastritis, or difficulty swallowing
dys-. a combining form meaning âill,â âbad,â used esp. to form words denoting impaired or abnormal biological or mental processes: dyslexia; dysplasia. zer-, Old Norse tor-, Skt dus- ]. 1  Facebook.
That prefix traces to the Latin word malus (which means bad), and it puts the negative vibes in malign and a host of other English words. You can see it in malpractice (bad medical practice) and malady (a bad condition, such as a disease or illness, of the body or mind).