Table 1 Dosing of intratumoural bleomycin and intratumoural cisplatin according to the tumour volume (Mir et al. 2006).

Tumour volume (V = ab2π/6)	< 0.5 cm3	0.5–1 cm3	> 1 cm3
Bleomycin dosage concentration 1 000 IU/ml	1 ml (1 000 IU)/cm3 of tumour	0.5 (500 IU)/cm3 of tumour	0.25 (250 IU)/cm3 of tumour
Carboplatin dosage concentration 2 mg/ml	1 ml (2 mg)/cm3 of tumour	0.5 ml (1 mg)/cm3 of tumour	0.25 ml (0.5 mg)/cm3 of tumour