JOHANNA BERRÍOS DE HOYOS
Bayamón
Summary
Medical Dosimetrist with 21 years of experience possessing an in depth knowledge of treatment planning for 2D, 3D, IMRT, VMAT, SRT, SBRT and LDR.
Overview
21
21
years of professional experience
1
1
Certification
Work History
Medical Dosimetrist
Professional Services
05.2018 - Current
- Improved patient outcomes by accurately calculating radiation doses for optimal cancer treatments.
- Collaborated with oncologists and medical physicists to develop personalized treatment plans, ensuring the highest levels of precision and safety.
- Enhanced treatment accuracy by utilizing advanced computer software to generate 3D models and simulations for radiation therapy planning.
- Followed physician instructions and prescription data when preparing patients for and administering treatments.
- Documented patient data in EMR chart and reviewed prior health history to understand needs and deliver targeted care.
- Ensured compliance with state regulations governing radiation therapy practices by maintaining up-to-date licensure and certifications
Medical Dosimetrist
Precise Radiation Oncology Center
10.2011 - Current
- Provide 2D, 3D, IMRT, VMAT, SBRT and SRS treatment planning using XiO, and Monaco Treatment planning system for external beam radiation therapy on the ELEKTA Infinity and Agility linac
- Computation of treatment unit settings, monitor units, treatment times and radiation doses to anatomical areas of interest
- Receive survey for Radium RA 223 dichloride injection; perform post administration survey of the room and radiation use areas
- Provide training to staff on radiation safety procedures as required
- Assists to radiation oncologists and physicists in the design and analysis of dosimetry plans for external (SRS / SBRT / IMRT / VMAT / 3D CRT)
- Assist the Medical Physicist on IMRT/VMAT/SRS/SBRT patients QAs.
Medical Dosimetrist
Caribbean Imaging and Radiation Therapy Center
07.2015 - 05.2018
- Provide 2D, 3D, IMRT, VMAT, SBRT and SRS treatment planning using XiO, and Monaco Treatment planning system for external beam radiation therapy on the ELEKTA Infinity with Agility, Versa and Synergy linac
- Computation of treatment unit settings, monitor units, treatment times and radiation doses to anatomical areas of interest
- Involved in education and training of new dosimetrists in the clinic
- Receive survey for Radium RA 223 dichloride injection; perform post administration survey of the room and radiation use areas
- Provide training to staff on radiation safety procedures as required
- Assists to radiation oncologists and physicists in the design and analysis of dosimetry plans for external (SRS / SBRT / IMRT / VMAT / 3D CRT)
- Assist the Medical Physicist on IMRT/VMAT/SRS/SBRT patients QAs.
Medical Dosimetrist
Radiation Oncology, HIMA San Pablo Medical Center
05.2007 - 10.2011
- Provide treatment planning for Prostate Brachytherapy using Prowess treatment planning for approximately 20 - 25 prostate implant patients per month using I-125
- Perform and oversee performance of prostate volume studies for treatment planning
- Perform and plan post implants studies to evaluate dose distribution, post implant
- Receive survey and inventory I-125 for prostate implants, perform post implant survey of the operating room and radiation use areas
- Provide training to staff on radiation safety procedures as required
- Provide 2D, 3D and IMRT treatment planning using Pinnacle Treatment planning system for external beam radiation therapy on the ELEKTA synergy linac
- Computation of treatment unit settings, monitor units, treatment times and radiation doses to anatomical areas of interest
- Assist to the Medical Physicist on IMRT patients QAs and Daily, Monthly and Annual Linac Measurements and calibrations as TG-40, TG-142 and TG-51 requirements.
Medical Dosimetrist
Radiation Oncology, Oncologic Hospital, Puerto Rico Medical Center
05.2003 - 05.2007
- Provide treatment planning for Prostate Brachytherapy using Prowess treatment planning for approximately 20 - 25 prostate implant patients per month using I-125
- Perform and oversee performance of prostate volume studies for treatment planning
- Perform and plan post implants studies to evaluate dose distribution, post implant
- Receive survey and inventory I-125 for prostate implants, perform post implant survey of the operating room and radiation use areas
- Provide training to staff on radiation safety procedures as required
- Provide 2D, 3D and IMRT treatment planning using Corvus and Prowess Treatment planning system for external beam radiation therapy for the Varian and Siemens Linacs
- Computation of treatment unit settings, monitor units, treatment times and radiation doses to anatomical areas of interest
- Assist to the Medical Physicist on IMRT patients QAs and Daily, Monthly and Annual Linac Measurements and calibrations as TG-40, TG-142 and TG-51 requirements.
Education
Master of Science - Environmental Health
School of Public Health
San Juan, PR01.2013
Bachelor of Science - Natural Sciences
University of Puerto Rico
Cayey, PR01.2000
Skills
- Expertise in treatment planning software
- Critical and analytical thinking abilities
- Excellent communication and interpersonal skills to collaborate with other healthcare professionals and patients
- Attention to Detail
- Quality assurance procedures
- Continuous professional development
- Radiation Safety Protocols
- Stereotactic Body Radiotherapy
- Stereotactic Radiosurgery
- 3D Treatment Planning
- Volumetric Modulated Arc Therapy
Certification
- 2023, Monaco 5.1 On-site Basic and Advance Training
- 2020, Virtual Medical Radiation Safety Officer Course
- 2020, DOT, NRC & IATA Requirements for Shipping Radioactive Materials
- 2013, Monaco On-Site Training, Impac Medical Systems
- 2012, XiO IMRT Training, Impac Medical Systems,
- 2011, Mosaiq On-Site Training, Impac Medical Systems
- 2011, XiO Training Course, Elekta
- 2008, Prowess Panther Brachy Pro & Utilities, Prowess, Inc.
- 2007, Mosaiq On-Site Training, Impac Medical Systems
- 2007, Elekta IView & XVI On-Site Training
- 2005, Prostate Brachytherapy Dosimetry
- 2002, Hazardous Materials Technician and Specialist, OSHA, Certification in hazardous waste operations and emergency response as required by OSHA's 29 CFR 1910.120(e)(3)(ii) and (iii) SAAM 6537.
Languages
Spanish
Native language
Spanish
Proficient
C2
English
Proficient
C2
Software - Diagnostic Imaging Physics
- Monaco
- XiO
- MIM Software
- Mosaiq
- RadCalc
- Pinnacle
- Prowess
Associations
- American Society for Radiation Oncology, ASTRO
- American Association of Medical Dosimetrists, AAMD
- Asociación Ibero Latinoamericana de Terapia Radiante Oncológica, ALATRO
Equipment
Philips Wide Bore 16 slice CT, MiM Vista Image Fusion, Philips Pinnacle Image Fusion and contouring, Siemens Ultrasound, Varian 2100EX, 600C, Siemens Orthovoltage, Elekta Synergy, Elekta Infinity, Elekta Versa, Sun Nuclear Mapcheck, Daily QA, PTW Octavius
Personal Information
Title: M.Sc., Medical Dosimetrist
References
References and any other additional information available upon request.
Timeline
Medical Dosimetrist
Professional Services
05.2018 - Current
Medical Dosimetrist
Caribbean Imaging and Radiation Therapy Center
07.2015 - 05.2018
Medical Dosimetrist
Precise Radiation Oncology Center
10.2011 - Current
Medical Dosimetrist
Radiation Oncology, HIMA San Pablo Medical Center
05.2007 - 10.2011
Medical Dosimetrist
Radiation Oncology, Oncologic Hospital, Puerto Rico Medical Center
05.2003 - 05.2007
Master of Science - Environmental Health
School of Public Health
Bachelor of Science - Natural Sciences
University of Puerto Rico
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