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Primary chondrosarcomas of the larynx treated with proton radiotherapy: A single institutional experience
Author(s) -
Mahase Sean S.,
Singh Bhuvanesh,
Wong Richard J.,
Ganly Ian,
Boyle Jay O.,
Patel Snehal G.,
Lee Nancy Y.
Publication year - 2022
Publication title -
cancer reports
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.261
H-Index - 5
ISSN - 2573-8348
DOI - 10.1002/cnr2.1621
Subject(s) - larynx , medicine , radiation therapy , radiology , surgery
Background Primary laryngeal chondrosarcomas are rare entities whose excellent survival rates following resection promote conservative surgical approaches to maintain quality of life without compromising outcomes. There are excellent outcomes in skull base chondrosarcomas treated with maximal safe resection and post‐operative proton therapy. Extrapolating from these findings, we report our institutional experience treating symptomatic or growing laryngeal chondrosarcomas using proton beam therapy. Cases Demographic information, clinical characteristics, treatment details, and follow‐up data were collected and summarized. Patients were monitored with serial imaging and examination. Stable disease was defined as no progression of disease on imaging. Two patients underwent subtotal resections followed by post‐operative radiotherapy, while two patients received definitive radiotherapy. All patients are currently alive with stable disease at their last follow‐up. Conclusion This case series provides initial evidence for excellent outcomes with maximal safe surgical resection followed by proton beam therapy for patients with symptomatic or growing laryngeal chondrosarcomas. Larger studies are warranted to determine the optimal therapeutic approach.

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