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Services
External Beam Radiation Therapy
3D Conformal Radiation Therapy (3D CRT)
Intensity Modulated Radiation Therapy (IMRT)
Image Guided Radiation Therapy (IGRT)
Orthovoltage Therapy
Stereotactic Body Radiation Therapy (SBRT)
Stereotactic Radiosurgery (SRS)
Low Dose Radiation Therapy (LDRT) for Osteoarthritis
Brachytherapy
Prostate Seed Implantation
High Dose Rate (HDR) Brachytherapy
Systemic Radiation Therapy (SRT)
Radioactive Iodine (RAI)
Radium-223
Patient Resources
Helpful Links
Questions to Ask Your Doctor
Brain Tumor Treatment
Breast Cancer Treatment
Colorectal Cancer Treatment
Gynecologic Cancer Treatment
Head and Neck Cancer Treatment
Lung Cancer Treatment
Prostate Cancer Treatment
Skin Cancer Treatment
What to Expect
Initial Consultation
Simulation and Treatment Planning
What to Expect During Treatment
Rescheduling
After Treatment
Find a Location
Burlington MA
Concord NH
Dover NH
Londonderry NH
Lowell MA
Manchester NH
Nashua NH
Peabody MA
Portsmouth NH
Home
Our Doctors
Services
External Beam Radiation Therapy
3D Conformal Radiation Therapy (3D CRT)
Intensity Modulated Radiation Therapy (IMRT)
Image Guided Radiation Therapy (IGRT)
Orthovoltage Therapy
Stereotactic Body Radiation Therapy (SBRT)
Stereotactic Radiosurgery (SRS)
Low Dose Radiation Therapy (LDRT) for Osteoarthritis
Brachytherapy
Prostate Seed Implantation
High Dose Rate (HDR) Brachytherapy
Systemic Radiation Therapy (SRT)
Radioactive Iodine (RAI)
Radium-223
Patient Resources
Helpful Links
Questions to Ask Your Doctor
Brain Tumor Treatment
Breast Cancer Treatment
Colorectal Cancer Treatment
Gynecologic Cancer Treatment
Head and Neck Cancer Treatment
Lung Cancer Treatment
Prostate Cancer Treatment
Skin Cancer Treatment
What to Expect
Initial Consultation
Simulation and Treatment Planning
What to Expect During Treatment
Rescheduling
After Treatment
Find a Location
Burlington MA
Concord NH
Dover NH
Londonderry NH
Lowell MA
Manchester NH
Nashua NH
Peabody MA
Portsmouth NH
Make a Payment
Brian R. Knab
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Top Doctors 2025, Top Doctors 2019, All Doctors, Top Doctors 2021, Londonderry NH, Manchester NH
About This Project
Brian R. Knab, MD
Londonderry, Manchester
Brian R. Knab, MD
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