Table 2.
Characteristics of the treatment received by the patients, and pathological findings
| Characteristics of treatment received by patients | TNM Stage 1 | TNM Stage 2 | TNM Stage 3 | TNM Stage 4 | Unknown |
|---|---|---|---|---|---|
| Total number of patients at each TNM stage (%) | 20 (6.3) | 19 (6.1) | 117 (37.4) | 122 (39.0) | 35 (11.2) |
| Type of surgery | |||||
| Excision of the lesion only | 20 | 03 | ---- | --- | ---- |
| Excision of the lesion + Neck dissection | -- | 16 | 117 | 122 | 35 |
| *Status of the surgical margins of the lesion | |||||
| Tumour with >5 mm clearance | 14(70) | 15(79) | 71(60.6) | 50(41) | 12 |
| Tumour with <1 mm clearance | -- | --- | 24(20.5) | 46(37.8) | 09 |
| Tumour with 1–5 mm clearance | 02(10) | --- | 14(12.0) | 13(10.6) | --- |
| Tumour with dysplasia at excision margin/s | 04(20) | 04(21) | 08(06.9) | 13(10.6) | 14 |
| Status of the lymph nodes | |||||
| Metastasis present | --- | 01(6.3) | 31(26.5) | 39 (32) | 04 |
| Metastasis absent | ---- | 15(93.7) | 86(73.5) | 83 (68) | 31 |
Tumour with >5 mm clearance at all excision margins are considered as completely excised
Tumour with <1 mm clearance at one or more than one excision margin are considered as incompletely excised
Tumour with 1–5 mm clearance at one or more than one excision margin are considered as closely excised
Tumour with dysplasia at excision margins considered as such when any degree of dysplasia extends in to one or more than one excision margin