Radiation Oncology/Online tools

Online Tools

Radiobiology

Linear Quadratic / BED / EQD Calculators:

• 2 Gray Equivalent Calculator (Kathmandu, Nepal)
  • Gives 2 Gy equivalent dose at different α/β.
• Site down: http://www.radiotherapy.com/calculate Radiotherapy Dose Calculator (radiotherapy.com) - BED, alpha-beta calculator (Java applet)
• RBApp - BED, EQD2, alpha-beta calculator (Web App, Android, BlackBerry)
• eLQ - linear quadratic calculator

Brachytherapy:

• See "calculation tools" at: Radiation_Oncology/Cervix/Brachytherapy#Equivalent_doses
  • e.g. HDR vs LDR BED calculations

Cancer: General

• Memorial Sloan Kettering Nomograms
• Cleveland Clinic Risk Calculators
• Adjuvant Online (account required)

Cancer: Site Specific

Bladder Cancer

• MSKCC Bladder Survival After Surgery

Breast Cancer

• IBTR! - 10-year prediction of ipsilateral breast cancer recurrence after BCS and axilla evaluation, with and without RT
  • http://tuftsmedicalcenter.org/ibtr/
  • 2010: PMID 20048188 -- "Validation of a Web-Based Predictive Nomogram for Ipsilateral Breast Tumor Recurrence After Breast Conserving Therapy." (Sanghani M, JCO)

• IBR (van Werkhoven) - predicts 10-yr ipsilateral breast recurrence free probability for RT w/ or w/o boost.
  • link
  • Based on PMID 21821304 -- "Nomogram to predict ipsilateral breast relapse based on pathology review from the EORTC 22881-10882 boost versus no boost trial."
• MSKCC Breast LN Evaluation - probability of SLN and ALND positive
• Breast Cancer Risk Assessment Tool (NCI) - risk of developing breast cancer
  • link

Cholangiocarcinoma

• Oregon: Extrahepatic cholangiocarcinoma, post-op RT

Colon Cancer

• MSKCC Colon Cancer DFS After Surgery

Glioblastoma

• EORTC Calculator

Gallbladder

• Oregon Adjuvant RT

Lung Cancer

• MSKCC Lung Cancer Risk After Smoking
• Oregon Adjuvant RT for NSCLC

Oral Cavity Cancer

• Cleveland Clinic Locoregional RFS - probability of 5-year LRRFS after surgery
• Oregon Post-op RT

Pancreas

• Oregon Adjuvant RT

Renal Cell

• Please see the renal cell carcinoma page

Prostate

• MSKCC Prostate Cancer Nomograms - multiple outcomes
• PSA doubling time calculator:
  • RTOG - opens Excel spreadsheet
  • Bellera (PDF) - graph paper method
• University of Michigan PSACalc - see PMID 19014779 "Determinants of Change in Prostate-Specific Antigen Over Time and Its Association With Recurrence After External Beam Radiation Therapy for Prostate Cancer in Five Large Cohorts." (Proust-Lima C, Int J Radiat Oncol Biol Phys. 2008 Nov 1;72(3):782-91)
• The Palpable Prostate blog - PSA Doubling Time. Provides a number of links to doubling time calculators
• Doubling Time - by Roth V. - Graphs (linear) and computes doubling time
• prostatecancerwatchfulwaiting.co.za - Excel spreadsheet. PSA Calculator. Graphs semi-log but only graphs PSA values > 1.0.

Sarcoma

• MSKCC Sarcoma Survival After Surgery

Patient information

Cancer Survivorship

• OncoLife - University of Pennsylvania
  • Create individualized survivorship plans of care based on the Institute of Medicine recommendations for cancer survivors.

About Radiation Oncology

• RT Answers - American Society for Radiation Oncology (ASTRO)
  • Information on radiation therapy written for patients by physicians and other members of the radiation oncology treatment team.