Proving Causation in Breast Cancer Claims: How Delays Translate to Stronger Legal Arguments

By Dr Vasileios Angelis, Medical Oncology Consultant

Posted 10 October 2025

9 Minute Read

INNEG-Breast-Cancer-Delay-Expert-Witness-Header

Tags:

  • Breast Cancer
  • Breast Health Litigation
  • Cancer Diagnosis Delay
  • Delayed Cancer Diagnosis
  • Oncology Claims

Expert Disciplines:

  • Oncology

About The Author

Dr Vasileios Angelis

Dr Vasileios Angelis

Medical Oncology Consultant

Dr Vasileios Angelis is a Consultant in Medical Oncology at St Bartholomew’s Hospital, London, with a specialist focus on early and metastatic breast cancer. He holds a PhD in Clinical Proteomics in Cancer from the University of Leeds and completed his oncology training at The Royal Marsden. Dr Angelis has international clinical experience and is actively involved in breast cancer trials and education. He regularly provides expert witness reports in oncology-related clinical negligence cases.

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INNEG | Proving Causation in Breast Cancer Claims: How Delays Translate to Stronger Legal Arguments