• Physical examination including oxygen saturation, performance status (ECOG), assessment of toxicity, concomitant medication |
• Laboratory tests (hematology and chemistry panel), including |
• Free T3/T4 and TSH (every 6 weeks) |
• Pregnancy test for women of childbearing potential (every 4 weeks) |
• Quality of life assessment (EORTC QLQ-C30 and STO-22) every 2 months (together with imaging) |
• Blood draw for translational research (cycle 2, cycle 4/5 [Arm A/B] and progression and/or end of treatment) |
• Echocardiography every 3 months |
• Disease assessment by radiological imaging of the chest, abdomen, pelvis and all other sites of disease (CT/MRI-scan) every 8 weeks for up to 12 months and thereafter 3 monthly |
• Quality of life will be assessed using the EORTC QLQ-C30 and STO-22 every 8 weeks together with tumor response assessment |
Additional assessments during treatment with nivolumab, ipilimumab and trastuzumab in arm A until week 13 on day 12 of every cycle (+/−3 days) |
• Physical examination including oxygen saturation, performance status (ECOG), assessment of toxicity, concomitant medication |
• Laboratory tests (hematology and chemistry panel) |