Long-Term Results of IFRT vs. ISRT in Infradiaphragmal Fields in Aggressive Non-Hodgkins’s Lymphoma Patients—A Single Centre Experience

(1) Background: This study aimed to examine the difference in efficacy and toxicity of involved-field (IFRT) and involved-site radiotherapy (ISRT) fields in infradiaphragmal aggressive non-Hodgkin lymphoma patients. (2) Methods: In total, 140 patients with infradiaphragmal lymphoma treated between 2...

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Main Authors: Lea Galunic Bilic, Fedor Santek, Zdravko Mitrovic, Sandra Basic-Kinda, Dino Dujmovic, Marijo Vodanovic, Inga Mandac Smoljanovic, Slobodanka Ostojic Kolonic, Ruzica Galunic Cicak, Igor Aurer
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/16/3/649
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author Lea Galunic Bilic
Fedor Santek
Zdravko Mitrovic
Sandra Basic-Kinda
Dino Dujmovic
Marijo Vodanovic
Inga Mandac Smoljanovic
Slobodanka Ostojic Kolonic
Ruzica Galunic Cicak
Igor Aurer
author_facet Lea Galunic Bilic
Fedor Santek
Zdravko Mitrovic
Sandra Basic-Kinda
Dino Dujmovic
Marijo Vodanovic
Inga Mandac Smoljanovic
Slobodanka Ostojic Kolonic
Ruzica Galunic Cicak
Igor Aurer
author_sort Lea Galunic Bilic
collection DOAJ
description (1) Background: This study aimed to examine the difference in efficacy and toxicity of involved-field (IFRT) and involved-site radiotherapy (ISRT) fields in infradiaphragmal aggressive non-Hodgkin lymphoma patients. (2) Methods: In total, 140 patients with infradiaphragmal lymphoma treated between 2003 and 2020 were retrospectively evaluated. There were 69 patients (49%) treated with IFRT, and 71 (51%) patients treated with ISRT. The median dose in the IFRT group was 36 Gy, (range 4–50.4 Gy), and in the ISRT group, it was 30 Gy (range 4–48 Gy). (3) Results: The median follow-up in the IFRT group was 133 months (95% CI 109–158), and in the ISRT group, it was 48 months (95% CI 39–57). In the IFRT group, locoregional control was 67%, and in the ISRT group, 73%. The 2- and 5-year overall survival (OS) in the IFRT and ISRT groups were 79% and 69% vs. 80% and 70%, respectively (<i>p</i> = 0.711). The 2- and 5-year event-free survival (EFS) in the IFRT and ISRT groups were 73% and 68% vs. 77% and 70%, respectively (<i>p</i> = 0.575). Acute side effects occurred in 43 (31%) patients, which is more frequent in the IFRT group, 34 (39%) patients, than in the ISRT group, 9 (13%) patients, <i>p</i> > 0.01. Late toxicities occurred more often in the IFRT group of patients, (10/53) 19%, than in the ISRT group of patients, (2/37) 5%, (<i>p</i> = 0.026). (4) Conclusions: By reducing the radiotherapy volume and the doses in the treatment of infradiaphragmatic fields, treatment with significantly fewer acute and long-term side effects is possible. At the same time, efficiency and local disease control are not compromised.
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spelling doaj.art-fa3dae2868e34ef0bf76105b6e3739732024-02-09T15:09:28ZengMDPI AGCancers2072-66942024-02-0116364910.3390/cancers16030649Long-Term Results of IFRT vs. ISRT in Infradiaphragmal Fields in Aggressive Non-Hodgkins’s Lymphoma Patients—A Single Centre ExperienceLea Galunic Bilic0Fedor Santek1Zdravko Mitrovic2Sandra Basic-Kinda3Dino Dujmovic4Marijo Vodanovic5Inga Mandac Smoljanovic6Slobodanka Ostojic Kolonic7Ruzica Galunic Cicak8Igor Aurer9Department of Oncology, University Hospital Centre Zagreb, 10000 Zagreb, CroatiaDepartment of Oncology, University Hospital Centre Zagreb, 10000 Zagreb, CroatiaSchool of Medicine, University of Zagreb, 10000 Zagreb, CroatiaDivision of Haematology, Department of Internal Medicine, University Hospital Centre Zagreb, 10000 Zagreb, CroatiaDivision of Haematology, Department of Internal Medicine, University Hospital Centre Zagreb, 10000 Zagreb, CroatiaDivision of Haematology, Department of Internal Medicine, University Hospital Centre Zagreb, 10000 Zagreb, CroatiaDivision of Haematology, Department of Internal Medicine, Clinical Hospital Merkur, 10000 Zagreb, CroatiaSchool of Medicine, University of Zagreb, 10000 Zagreb, CroatiaDepartment of Radiology, University Hospital Centre Zagreb, 10000 Zagreb, CroatiaSchool of Medicine, University of Zagreb, 10000 Zagreb, Croatia(1) Background: This study aimed to examine the difference in efficacy and toxicity of involved-field (IFRT) and involved-site radiotherapy (ISRT) fields in infradiaphragmal aggressive non-Hodgkin lymphoma patients. (2) Methods: In total, 140 patients with infradiaphragmal lymphoma treated between 2003 and 2020 were retrospectively evaluated. There were 69 patients (49%) treated with IFRT, and 71 (51%) patients treated with ISRT. The median dose in the IFRT group was 36 Gy, (range 4–50.4 Gy), and in the ISRT group, it was 30 Gy (range 4–48 Gy). (3) Results: The median follow-up in the IFRT group was 133 months (95% CI 109–158), and in the ISRT group, it was 48 months (95% CI 39–57). In the IFRT group, locoregional control was 67%, and in the ISRT group, 73%. The 2- and 5-year overall survival (OS) in the IFRT and ISRT groups were 79% and 69% vs. 80% and 70%, respectively (<i>p</i> = 0.711). The 2- and 5-year event-free survival (EFS) in the IFRT and ISRT groups were 73% and 68% vs. 77% and 70%, respectively (<i>p</i> = 0.575). Acute side effects occurred in 43 (31%) patients, which is more frequent in the IFRT group, 34 (39%) patients, than in the ISRT group, 9 (13%) patients, <i>p</i> > 0.01. Late toxicities occurred more often in the IFRT group of patients, (10/53) 19%, than in the ISRT group of patients, (2/37) 5%, (<i>p</i> = 0.026). (4) Conclusions: By reducing the radiotherapy volume and the doses in the treatment of infradiaphragmatic fields, treatment with significantly fewer acute and long-term side effects is possible. At the same time, efficiency and local disease control are not compromised.https://www.mdpi.com/2072-6694/16/3/649non-Hodgkin’s lymphomaradiotherapycombined modality therapysurvivallate complications
spellingShingle Lea Galunic Bilic
Fedor Santek
Zdravko Mitrovic
Sandra Basic-Kinda
Dino Dujmovic
Marijo Vodanovic
Inga Mandac Smoljanovic
Slobodanka Ostojic Kolonic
Ruzica Galunic Cicak
Igor Aurer
Long-Term Results of IFRT vs. ISRT in Infradiaphragmal Fields in Aggressive Non-Hodgkins’s Lymphoma Patients—A Single Centre Experience
Cancers
non-Hodgkin’s lymphoma
radiotherapy
combined modality therapy
survival
late complications
title Long-Term Results of IFRT vs. ISRT in Infradiaphragmal Fields in Aggressive Non-Hodgkins’s Lymphoma Patients—A Single Centre Experience
title_full Long-Term Results of IFRT vs. ISRT in Infradiaphragmal Fields in Aggressive Non-Hodgkins’s Lymphoma Patients—A Single Centre Experience
title_fullStr Long-Term Results of IFRT vs. ISRT in Infradiaphragmal Fields in Aggressive Non-Hodgkins’s Lymphoma Patients—A Single Centre Experience
title_full_unstemmed Long-Term Results of IFRT vs. ISRT in Infradiaphragmal Fields in Aggressive Non-Hodgkins’s Lymphoma Patients—A Single Centre Experience
title_short Long-Term Results of IFRT vs. ISRT in Infradiaphragmal Fields in Aggressive Non-Hodgkins’s Lymphoma Patients—A Single Centre Experience
title_sort long term results of ifrt vs isrt in infradiaphragmal fields in aggressive non hodgkins s lymphoma patients a single centre experience
topic non-Hodgkin’s lymphoma
radiotherapy
combined modality therapy
survival
late complications
url https://www.mdpi.com/2072-6694/16/3/649
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