Enrico Martin

105 Oncological treatment considerations 7) Select the tumor locations you operate. Multiple answers can be selected. § Intracranial § Extracranial head & neck § (Para-) Spinal § Superficial Thoracic § Intrathoracic § Abdominal § Retroperitoneal § Pelvic § Extremities (excluding plexus) § Brachial Plexus 8) Do you attempt to distinguish MPNSTs from its benign counterparts AND other sarcomas preoperatively? o Generally not, but we do use radiology and/or biopsy o With the use of radiology o With the use of biopsy o Using both biopsy and radiology 9) What type of imaging do you generally use preoperatively? Multiple answers can be selected. § MRI § CT-thorax § FDG-PET § Other 10) If there is a suspicion for an MPNST, what type of biopsy do you prefer using? o Open biopsy o Core needle biopsy o Fine needle aspiration o Stereotactic biopsy o Ultrasound-guided biopsy o Other o Generally no biopsy is performed: … o Do not know 11) When deciding the use of radiotherapy, which of the following patient or tumor characteristics would prompt you to use radiation? a) Primary tumor size 5-10 cm b) Primary tumor size >10 cm c) Age <50 years 5