Table 2.
Fluorescence imaging and histopathological evaluation of the primary tumor resection specimen.
| Histopathology |
Fluorescence |
GGT (tumour) | |||
|---|---|---|---|---|---|
| No. | Diagnosis | Margin | RM | ES | |
| 1 | Keratinizing squamous cell carcinoma | Clear (8 mm) | − | + | + |
| 2 | Parakeratosis, hyperplasia | NA | − | − | − |
| 3 | Keratinizing squamous cell carcinoma | Tumour-positive | + | + | + |
| 4 | Keratinizing squamous cell carcinoma | Tumour-positive | + | + + | + |
| 5 | Keratinizing squamous cell carcinoma | Clear (8 mm) | − | + | + |
| 6 | Squamous cell carcinoma | Clear (8 mm) | − | + + | + |
| 7 | Squamous cell carcinoma, well differentiated | Close (4 mm); focal expansion CIS (1 mm) | + | + + | + |
RM: resection margin; ES: epithelial side; NA: not applicable; CIS: carcinoma in situ.