Trial for Localised High-risk Rhabdomyosarcoma and Rhabdomyosarcoma-like Soft Tissue Sarcoma

Inclusion Criteria:

• written informed consent for registration, randomisation, data collection/transfer,and tumour material asservation available
• pathologically (including molecular pathology) proven diagnosis of rhabdomyosarcoma (RMS) or RMS-like soft tissue sarcoma (STS) and tumour material available forpathology review
• Rhabdomyosarcoma of the "High Risk" Group, i.e.:
• RME, N0, M0, IRS II&III, >5 cm or >10 years in EXT, HN-PM, OTH, UG-BP
• RME, N1, M0, any IRS-group, any size or age
• RMA, NO, M0, any IRS-group, any size or age (exception: paratesticular RMA arenot eligible) or
• Rhabdomyosarcoma of the "Very High Risk" Group, i.e.:
• RMA, N1, MO, IRS II&III, any size or age or
• localised high-risk RMS-like Soft Tissue Sarcoma, i.e.:
• EES, pPNET, UDS: any N, M0, any IRS-group, any size or age
• SySa, any N, M0, any size or age (exception: SySa IRSI&II, not T2b, N0, M0 arenot eligible)
• no pre-existing illness preventing treatment (esp. those listed in the medicinalproduct information, e.g. cardiac, hepatic, metabolic, or renal dysfunction;hypersensitivity)
• no previous malignant tumours
• available for long term follow up through the treating centre
• in remission (according to the CWS-2007-HR definition (see X7.1.8X)) at the time ofrandomisation after standard multimodal therapy e.g. according to the CWS-guidance

Exclusion Criteria:

• pregnant or lactating women
• other medical condition precluding treatment with protocol therapy (e.g. HIV,psychiatric disorder, etc.)
• for sexually active females and males in Arm B (O-TIE treatment): refusal to useeffective contraception (e.g. oral, IUD)