Benefit of Lidocaine Perfusion in Cancer Related Visceral Pain Resistant to Morphinics

Inclusion Criteria: * Patients suffering from cancer of any type, at any stage, hospitalized at the Institut Gustave Roussy * Aged from 6 to 14 years old (group A) and from 15 to 70 years old (adults) * Presenting visceral pain due to neurotoxic chemotherapy, due to the tumoral mass or to peritoneal carcinosis * Pain resistant to morphinic treatment Exclusion Criteria: * Cardiac troubles, clinical cardiac insufficiency, or history of myocardial infarction (MI) of less than 3 months * Neurological: non-controlled epilepsy, encephalopathy, or dementia * Severe hepatic insufficiency * Severe renal insufficiency * Respiratory insufficiency * Patients having surgery or in postoperative period * Known deficit in G6PD, alanine exposure, or sulphamide treatment * Porphyria * Weight \> 80 kg