# Roberto Orecchia

Source: https://onco.cc/people/roberto-orecchia/  
OnCo record `roberto-orecchia` (Person). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

Radiation oncologist who led intraoperative radiotherapy trials and directs research at IEO.

## Summary

Roberto Orecchia is Scientific Director of IEO, the European Institute of Oncology, in Milan. A radiation oncologist, his specialisms are radiation oncology, intraoperative radiotherapy and proton therapy, alongside modern image-guided external beam techniques. He led ELIOT, the randomised phase 3 equivalence trial of intraoperative electron radiotherapy in early breast cancer, whose long-term recurrence outcomes were reported in The Lancet Oncology. His other papers include a study of seroconversion in patients with cancer and oncology health care workers infected by SARS-CoV-2, and a review of machine learning models for predicting toxicity outcomes in radiotherapy. His publications are listed on PubMed.

## Fields

- Kind: Person
- Last checked: 2026-09-08
- Role: Scientific Director, IEO
- Specialisms: Radiation oncology; Intraoperative radiotherapy; Proton therapy

## Sources

- PubMed: https://pubmed.ncbi.nlm.nih.gov/?term=Orecchia%20R%5BAuthor%5D%20intraoperative%20radiotherapy

## Connected records

- technologies: [IMRT / IGRT (modern external beam)](https://onco.cc/technologies/imrt-igrt/)
- institutions: [IEO (European Institute of Oncology)](https://onco.cc/institutions/ieo-milan/)

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