Table 1.
Clinical dates, treatment used and outcome in cats with cutaneous squamous cell carcinoma included in the study
| Cat | Age (years) | Sex | Number of nodules | Location | Staging | Tx | Outcome (1 month after ECT) | Disease-free interval (months) |
Notes |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 12.0 | F | 1 | P | T1 | ECT | CR | 13 | |
| 2 | 12.0 | M | 2 | P | T2 | ECT | CR | 8 | Sx of both pinnae after recurrence |
| P | T2 | ECT | CR | 8 | |||||
| 3 | 8.0 | F | 2 | P | T4 | ECT | CR | 13 | |
| P | T1 | ECT | CR | 13 | |||||
| 4 | 10.0 | F | 1 | N | Tis | ECT | CR | 36 | |
| 5 | 2.5 | M | 1 | N | T2 | ECT | CR | 42 | |
| 6 | 14.0 | F | 1 | N | T2 | ECT | CR | 13 | |
| 7 | 14.5 | F | 1 | N | T4 | 2 × ECT | 1st ECT: CR 2nd ECT: PR |
2 7 |
|
| 8 | 13.0 | M | 1 | N | T4 | ECT | PD | – | Infiltrative growth into nasal and oral cavity |
| 9 | 12.0 | F | 1 | N | T3 | ECT | PD | – | Big lesion causing facial distortion |
| 10 | 12.0 | M | 2 | N | T1 | ECT | CR | 13 | |
| P | T4 | Sx | CR | 13 | |||||
| 11 | 10.5 | M | 4 | N | T2 | ECT | CR | 28 | |
| P | T2 | ECT | CR | 28 | |||||
| P | T2 | ECT | CR | 28 | |||||
| E | T2 | ECT | CR | 28 |
Tx = therapy; ECT = electrochemotherapy; F = female; M = male; P = pinna; N = nasal planum; E = eye canthus; T1 = <2 cm and superficial; T2 = 2–5 cm or minimal invasion, regardless diameter; T4 = invasion in subcutis and other tissues, including fascia, muscle, cartilage or bone; 33 Tis = carcinoma in situ; T3 = >5 cm or invasion in subcutis regardless of diameter; Sx = surgery; CR = complete response; PR = partial response; PD = progressive disease