Dr Krauel is a paediatric surgeon specialising in paediatric surgical oncology. He qualified as a specialist in paediatrics and paediatric surgery and is currently Chief of the Surgical Oncology Unit at the Pediatric Cancer Center-SJD Barcelona Children's Hospital. He is also Professor of Surgery at the Universitat de Barcelona and Director of the Master's Degree in Paediatric Oncological Surgery at the same university. Due to his great experience in teaching, he is also a member of the examination board and examiner of the European Board of Paediatric Surgery (EBPS). His research focuses on new technologies for surgical applications, such as 3D virtual planning and 3D printing, new drug delivery systems for local tumour control and new surgically biocompatible materials. A member of the American College of Surgeons and the International Society of Pediatric Surgical Oncology (IPSO), he is the editor of the Pediatric, Renal and Thoracic Surgery section of the Annals of 3D Printed Medicine.

1 Pediatric Cancer and its Singularity.- 2 The importance of Tumor Board and the role of the Surgeon.- 3 Pediatric oncology for surgeons-Principles of chemotherapy and radiotherapy.- 4 Radiology in pediatric cancer.- 5 Anesthesia in Pediatric Cancer.- 6 Biopsy procedures and practical issues.- 7 Vascular access in pediatric oncology.- 8 Lymphadenopathy management.- 9 Surgical incisions in pediatric oncology.- 10 Renal tumors.- 11 Neuroblastoma.- 12 Liver tumors.- 13 Lymphomas .- 14 Soft Tissue Sarcomas.- 15 Ovarian Tumors.- 16 Testicular Tumors.- 17 Extragonadal Germ cell tumors.- 18 Thyroid tumors.- 19 Fetal and neonatal tumors.- 20 Rare tumors.- 21 Bone tumors.- 22 General pediatric surgical emergencies in the pediatric oncologic patient.- 23 Surgical Management of Pulmonary Metastases in Pediatric Solid Tumors.- 24 The role of the surgeon in palliative care.