Dr Nicholas Van As

Clinical oncology


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This healthcare professional let us know that they are currently available for:

    • Face-to-face consultations
    • Phone consultations

Last updated: 12 Nov 2020

Specialises in

  • Urology

About me

Dr Nicholas Van As qualified in medicine in 1995 in South Africa and completed specialist training in clinical oncology at Guy’s and St Thomas’ Hospital, The Royal Marsden and The Institute of Cancer Research.

Dr Van As specialises in urological cancers. He has research interests in stereotactic and image-guided radiotherapy, risk prediction in early prostate cancer, and functional MRI. He has published numerous papers and delivered presentations at international meetings.

Dr Van As is the clinical lead for CyberKnife and leads the stereotactic radiotherapy MDT at The Royal Marsden. He is the chief investigator on the PACE trial. This is the largest international trial looking at stereotactic radiotherapy for prostate cancer. CyberKnife is an exciting new technology which allows the accurate delivery of high-dose image-guided radiotherapy. It has been operational at The Royal Marsden since summer 2011.

Areas of interest

Urological oncology; Radiotherapy; SBRT; SABR; Cyberknife; Systemic therapy for prostate cacner

Medical secretaries

About me
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Consultant's practices
Information for healthcare professionals

Information for healthcare professionals (Bupa patients only, last 12 months)

Procedures completed

  • X0004

    Clinical supervision and planning for delivery of chemotherapy cycle 1 - 28 days - (>50)

    The Royal Marsden Hospital (5-50)

  • X6581

    Clinical supervision of the delivery of a single fraction of radiotherapy - (1-5)

    The Royal Marsden Hospital (1-5)

  • X6772

    Preparation for complex radiotherapy with Intensity Modulated Radiotherapy (IMRT) - (1-5)

    The Royal Marsden Hospital (1-5)

  • A1080

    Stereotactic radiotherapy (SRT), second to fifth sessions, including adjustments, using Cyberknife or similar SRT technology - (1-5)

    The Royal Marsden Hospital (1-5)

  • A1070

    Stereotactic radiotherapy (SRT), first/sole session using Cyberknife or similar SRT technology - (1-5)

    The Royal Marsden Hospital (1-5)

  • X0007

    Clinical supervision of external beam radiotherapy, up to and including 15 fractions or part thereof - (1-5)

    The Royal Marsden Hospital (1-5)

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