chromoendoscopy

chromoendoscopy

The topical application of stains or dyes during endoscopy as a means of enhancing mucosal changes and to provide a better “target” for diagnostic biopsies.

chromoendoscopy

(kro?mo-en-dos'ko-pe) [ chromo- + endoscopy]
The use of tissue-staining dyes, such as methylene blue, to aid in the identification of abnormal or precancerous lesions seen inside the body during endoscopy.
Synonym: chromoscopy
References in periodicals archive ?
Chromoendoscopy with a standard-resolution colonoscope for evaluation of rectal aberrant crypt foci.
According to the company, Optivista offers physicians digital and optical-based electronic chromoendoscopy with new i-SCAN imaging and OE Optical Enhancement technology.
106) However, emerging evidence suggests that, using more advanced technology such as chromoendoscopy or high-definition white-light colonoscopy, about 90% of dysplasia in IBD is indeed visible.
To increase the accuracy of endoscopic diagnosis, we carried out an additional chromoendoscopy with methylene blue staining allowing the detection of foci of intestinal metaplasia (IM) of gastric mucosa which were unrecognized by routine endoscopy.
For lesions with poorly defined margins chromoendoscopy with indigo carmine stain was used.
Endoscopic evaluation with or without chromoendoscopy and random biopsies can diagnose a subset of patients in the early stages of ESCC, but the invasiveness of these diagnostic procedures and the potential for sampling error with random endoscopic biopsy limit their effectiveness.
In addition, the researchers only employed chromoendoscopy to increase detection after a suspicious lesion was identified.
With numerous color clinical photographs and other illustrations, they describe the settings and staff, including disinfection and the role of the pediatric endoscopy nurse, equipment, including image resolution and troubleshooting, patient preparation, including pediatric-monitored sedation and anesthesia, postsedation care and specific sedation techniques, diagnostic upper endoscopy techniques including push endoscopy and jejunoscopy, therapeutic upper gastrointestinal endoscopy, pediatric colonoscopy, polypectomy, chromoendoscopy, and wireless capsule endoscopy for children, including information on pacemaker safety and bowel preparations.
cap-assisted colonoscopy, wide-angle colonoscopy, and bioendoscopic techniques such as chromoendoscopy.
The new HD+ technology in combination with virtual chromoendoscopy therefore considerably enhances our diagnostic and therapeutic endoscopic options"
ACF are invisible during routine colonoscopy yet are well identifiable in chromoendoscopy using methylene blue or indigo carmine.
A comparison of magnifying chromoendoscopy versus histopathology of forceps biopsy specimen in the diagnosis of minute flat adenoma of the colon.