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Radiation Oncology

Proton irradiation for Locoregionally repeated carcinoma

Correspondence to Author: Yuien-Chun, PhD 

Professor, Fooyin University, No.151, Chin-Hsueh Rd, Daliao District, Kaohsiung City. China


Local-regional repetition (LRR) of willcer|carcinoma} once previous adjuvant radiation (RT) can gift a clinical challenge. nucleon medical aid is suggested by the yankee Society for Radiation medicine in cases wherever reirrradiation is needed; but, knowledge square measure restricted. we have a tendency to gift the toxicity and outcomes once reirradiation for local-regional repetition of carcinoma with nucleon medical aid.

A single-institution retrospective review known patients with the subsequent criteria: LRR of carcinoma, previous gauge boson radiation to an equivalent region, nucleon beam reirradiation, and definitive intent. Surgery or general medical aid at the time of repetition was used once indicated. The log-rank take a look at was wont to compare Kaplan-Meier survival estimates. Kruskal-Wallis tests were performed to check worst according toxicities with clinical variables.

The population enclosed twenty seven patients with a history of previous radiation and treated with nucleon medical aid for LRR between 2012 and 2019. The median interval between courses was nine.7 years. nucleon reirradiation regimens enclosed whole breast/chest wall (WB/CW) with regional nodal RT (22/27), nodal RT alone (2/27), or WB/CW alone (3/27). The median dose was fifty one Gy, and therefore the most typical fractionation was one.5 Gy double daily. Median follow-up once reirradiation was sixteen.6 months. Acute grade three toxicities enclosed eczema in two patients and breast pain in two patients. Grade two or higher late toxicities enclosed half-dozen G2 rib fractures and one G2 limb plexopathy, one G3 eczema, one G3 breast pain, and one G4 eczema. Twelve patients had new documented recurrences of that one was a second in-field LRR, and there have been seven deaths.


Yuien-Chun, PhD. Proton irradiation for Locoregionally repeated carcinoma. World Journal of Medical Oncology 2020.

Journal Info

  • Journal Name: World Journal of Medical Oncology
  • Impact Factor: 2.709**
  • ISSN: 2766-6077
  • DOI: 10.52338/wjoncgy
  • Short Name: WJMOY
  • Acceptance rate: 55%
  • Volume: 6 (2024)
  • Submission to acceptance: 25 days
  • Acceptance to publication: 10 days


  • Crossref indexed journal impact factor of 2.980**
  • Publons indexed journal impact factor of 3.90**
  • Pubmed-indexed journal impact factor of 5.2**
  • International Scientific Indexing (ISI)-indexed journal impact factor of 2.980**
  • Eurasian Scientific Journal Index (ESJI) index journal impact factor of 2.980**
  • Semantic Scholar indexed journal impact factor of 2.980**
  • Cosmos indexed journal impact factor of 3.981**


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