2019
DOI: 10.21873/anticanres.13699
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Accelerated Middle Half Body Radiotherapy in Bone Metastases from Prostate Cancer: A Phase I Study (SHARON Project)

Abstract: Background/Aim: The primary endpoint of this phase I study was the maximum tolerated dose (MTD) of middle half body (MHB) accelerated radiotherapy (RT) in multiple bone metastatic (BM) prostate cancer (PCa) patients. Patients and Methods: Three step dose escalation [13 Gy (3.25 Gy/fraction), 14 Gy (3.5 Gy/fraction), and 15 Gy (3.75 Gy/fraction)] in three consecutive patient cohorts were planned. RT was delivered in two consecutive days and two daily fractions. Six patients were enrolled in the first two cohor… Show more

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Cited by 8 publications
(12 citation statements)
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References 19 publications
(21 reference statements)
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“…A total of 225 published trials, representing 24 281 patients, and 67 trial registrations met the general eligibility criteria (eAppendix 2 in the Supplement). Among the published trials, 116 trials (52%) used PROs. PROs were primary end points in 45 trials (20% of all published trials; 31% of 145 trials clearly stating their primary end point; 39% of 116 trials including a PRO) and secondary end points in 71 trials (31% of all published trials; 61% of trials including a PRO).…”
Section: Resultsmentioning
confidence: 99%
“…A total of 225 published trials, representing 24 281 patients, and 67 trial registrations met the general eligibility criteria (eAppendix 2 in the Supplement). Among the published trials, 116 trials (52%) used PROs. PROs were primary end points in 45 trials (20% of all published trials; 31% of 145 trials clearly stating their primary end point; 39% of 116 trials including a PRO) and secondary end points in 71 trials (31% of all published trials; 61% of trials including a PRO).…”
Section: Resultsmentioning
confidence: 99%
“…: direct infiltration, primary pancreatic; H&N; Lymph-node infiltrating surrounding structures, etc.) QP6a Thomson [ 6 ] H&N : If restricted RT department resources single fraction could be used: 8 Gy/1fx8Gy H&N : If restricted RT department resources: 20 Gy/5fx4Gy • Symptomatic benefit and chance of cure are two of the top three factors determining which patients should start RT within 1–3 wks A = 70% [SA = 30%] D = 30% [SD = 0%] • Do not postpone RT initiation of HNSCC radiotherapy by more than 4–6 wks • If Covid + pt delay RT until clinical recover • Use a more hypofractionated schedule if restricted RT department resources QP6b Combs [ 15 ] H&N : A = 60% [SA = 20%] D = 40% [SD = 10%] 14 Gy/4fx 3.5 Gy BID (repeated Q 4 weeks interval × 2 times) [QUAD SHOT- RTOG 8502 [ 26 , 27 ]] QP6c Hahn et al [ 63 ] H&N + Gyn + Melanoma : A = 80% [SA = 40%] D = 20% [SD = 0%] • 8 Gy/1fx8Gy • 18–24/3fx6-8 Gy Q 0–7-(21 if needed) [ 25 , 29 , 36 ] QP6d Tchelebi [ 7 ] • Pain by primary Esophageal + HCC : 6–8/1fx6-8 Gy A = 80% [SA = 20%] D = 20% [SD = 0%] • Pain by primary Pancreas : 8–10/1fx8-10 Gy …”
Section: Resultsmentioning
confidence: 99%
“…: direct infiltration, primary pancreatic; H&N; Lymph-node infiltrating surrounding structures, etc.) QP6f AIRO Pall H&N : H&N Preferable for alternative: BID options (Sharon, QUAD Shot) can be considered balancing pt and department’s logistic, being suitable for hospitalized pt but not limited to those only A = 100% [SA = 83%] D = 0% [SD = 0%] • 20 Gy/5fx4Gy • 20 Gy/4fx5GyBID [SHARON project [ 28 ]] • 14 Gy/4fx 3.5 Gy BID (repeated Q4 weeks interval × 2 times) [QUAD SHOT- RTOG 8502 [ 26 , 27 ] Secondary alternative option: • 8 Gy/1fx8Gy • 24/3fx8Gy Q 0–7-21 (weekly) [ 25 , 29 , 36 ] • 18/3fx6Gy Q 0–7-21 (weekly) QP6g AIRO Pall Pain by primary Gyn + Melanoma + Esophageal + HCC + Pancreas + SCLC/NSCLC: o Gyn + Melanoma : A = 92% [SA = 33%] D = 8% [SD = 0%] • 8 Gy/1fx8Gy • 24/3fx8Gy Q 0–7-21 • 18/3fx6Gy Q 0–7-21 o Gyn 18 Gy/4fx4.5GyBID [SHARON project [ 30 ]] o SCLC/NSCLC [IAEA [ 37 ]]: • 16 Gy/2fx 8 Gy (1 week apart) o Pancreas 10 Gy/1fx10Gy P7 Other than Pain symptoms NOT associated to Bone Mets (e.g. : obstruction, etc.)…”
Section: Resultsmentioning
confidence: 99%
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“…The experimentation of the SHARON scheme began with a phase I study on brain metastases (11), followed by subsequent trials and analyses (12)(13)(14)(15)(16)(17)(18)(19)(20). In particular, the SHARON schedule was extensively analyzed in multiple settings for symptomatic clinical presentations: brain metastases, thoracic, esophageal, pelvic, and "head and neck" lesions, and complicated bone metastases.…”
mentioning
confidence: 99%