Research progress of photodynamic therapy in malignant tumor of digestive tract
10.11904/j.issn.1002-3070.2018.01.015
- VernacularTitle:光动力疗法在消化道恶性肿瘤中的研究进展
- Author:
Hongwei LI
1
;
Chuan LIU
;
Lang WANG
;
Jun LIU
;
Hanfeng YANG
Author Information
1. 川北医学院附属医院放射科
- Keywords:
Photodynamic therapy;
Tumor;
Digestive system;
Review
- From:Practical Oncology Journal
2018;32(1):77-81
- CountryChina
- Language:Chinese
-
Abstract:
Photodynamic therapy(PDT)is a new type of minimally invasive treatment in recent years.After the photosensiti-zer is injected into the body for a period of time,it specifically accumulates in the tumor tissue.At this time,the tumor tissue site is ir-radiated with light of a specific wavelength and the photosensitizer occurs photodynamic reaction to kill tumor cells.With the continu-ous progress of endoscopic guidance technology and the emergence of new photosensitizers,PDT has made significant progress in the treatment of gastrointestinal malignancies and the curative effect is remarkable.This article describes the principle of PDT,and focuses on the application of PDT in gastrointestinal cancer for clinical treatment and research as a reference.
