Overview
To investigate the efficacy and safety of photodynamic therapy (20% 5-amino-ketovalerate 630nm red light) in the treatment of cervical intraepithelial neoplasia 3(CIN 3)in women in the real world
Eligibility
Inclusion Criteria:
- CIN3, photodynamic therapy was required,
- type 1 2 transformation area, colposcopy was sufficient
- the lesion boundary was completely visible
- The ECC did not indicate high-grade lesions
Exclusion Criteria:
- coexistence or suspicion of cancer;
- TCT HSIL
- involving glands
- Porphyria patients, or suspected allergic to red and blue light.
- severe medical comorbidities;