scholarly journals Nanoparticle albumin-bound paclitaxel and PD-1 inhibitor (sintilimab) combination therapy for soft tissue sarcoma: a retrospective study

BMC Cancer ◽  
2022 ◽  
Vol 22 (1) ◽  
Author(s):  
Zhichao Tian ◽  
Shuping Dong ◽  
Yang Yang ◽  
Shilei Gao ◽  
Yonghao Yang ◽  
...  

Abstract Background There is increasing evidence that combination therapy with nanoparticle albumin-bound paclitaxel (nab-paclitaxel) and programmed cell death protein 1 (PD-1) inhibitor is safe and efficacious in treating many types of malignant tumors. However, clinical data demonstrating the effect of this treatment combination for patients with metastatic soft tissue sarcoma (STS) are currently limited. Methods The clinical data of patients with metastatic STS who received nab-paclitaxel plus PD-1 inhibitor (sintilimab) therapy between January 2019 and February 2021 were retrospectively analyzed. The effectiveness and safety of the combined treatment were evaluated in terms of the median progression-free survival (PFS), estimated using the Kaplan–Meier method. The univariate Cox proportional hazards model was used to analyze the relationship between clinicopathological parameters and PFS. All statistical analyses were two-sided; P < 0.05 was considered statistically significant. Results A total of 28 patients treated with nab-paclitaxel plus sintilimab were enrolled in this study. The objective response rate was 25%, the disease control rate was 50%, and the median PFS was 2.25 months (95% CI = 1.8–3.0 months). The most common grade 1 or 2 adverse events (AEs) were alopecia (89.3%; 25/28), leukopenia (25.0%; 7/28), fatigue (21.4%; 6/28), anemia (21.4%; 6/28), and nausea (21.4%; 6/28). The most common grade 3 AEs were neutropenia (10.7%; 3/28) and peripheral neuropathy (10.7%; 3/28). No grade 4 AEs were observed. Among the present study cohort, patients with angiosarcoma (n = 5) had significantly longer PFS (P = 0.012) than patients with other pathological subtypes, including undifferentiated pleomorphic sarcoma (n = 7), epithelioid sarcoma (n = 5), fibrosarcoma (n = 4), synovial sarcoma (n = 3), leiomyosarcoma (n = 2), pleomorphic liposarcoma (n = 1), and rhabdomyosarcoma (n = 1); those who experienced three or more AEs had significantly longer median PFS than those who experienced less than three AEs (P = 0.018). Conclusion Nab-paclitaxel plus PD-1 inhibitor is a promising treatment regimen for advanced STS. Randomized controlled clinical trials are required to further demonstrate its efficacy and optimal application scenario.

2021 ◽  
Vol 39 (15_suppl) ◽  
pp. 11547-11547
Author(s):  
Jiayong Liu ◽  
Zhengfu Fan ◽  
Wei Guo ◽  
Tian Gao ◽  
Shu Li ◽  
...  

11547 Background: Anlotinib, a multitargeted tyrosine kinase inhibitor, had been prove to be effective for the treatment of advanced or metastatic soft tissue sarcoma(STS) faild anthracycline chemotherapy. With the lack of prospective data of combination of PDL-1 inhibitor and antiangiogenic agent, we designed a phase 1b study to investigated the efficacy and safety of anlotinib plus TQB2450 in patients with STS. Methods: Eligible patients (age 18-70, ECOG 0-1, with histopathologically confirmed advanced STS, at least one measurable lesion according to RECIST 1.1, and previously received front-line anthracycline chemotherapy) were included and received anlotinib (12mg qd, D1-14, 21d/cycle) plus TQB2450 (1200 mg, IV, D1, 21d/cycle) until disease progression or intolerable toxicities.The primary endpoint was objective response rate (ORR), secondary endpoints included safety, overall survival (OS), progression-free survival (PFS), disease control rate (DCR). Results: From January 2019 to January 2021, 30 pts were enrolled1, 12 alveolar soft part sarcoma and 18 others (7 synovial sarcoma, 4 leiomyosarcoma, 5 undifferentiated pleomorphic sarcoma, 1 fibrosarcoma and 1 epithelioid sarcoma). ORR by RECIST was 36.7%, DCR was 83.3%, 11/30 pts had PR, 14/30 (46.7%) had SD, 5/30 (16.7%) PD. Median PFS was 9.6 m in all pts and 4.9m. in non-ASPS, respectively. Median OS in non-ASPS was 10.27m, while mOS in all pts and both mPFS and mOS in ASPS had not been reached. Notably, to ASPS pts, ORR was 75%, and DCR was 100%. The most common 1-2 grade treatment-related adverse reaction (TRAE) was hypothyroidism (19/30,63.3%),hypercholesterolemia (16/30, 53.3%) and hypertriglyceridemia (16/30, 53.3%), the most common ≥3 grade TRAEs were hypertriglyceridemia (3/30, 10%). 6 SAE (20%) occurred, including 2 pneumothorax, 1 Immune associated hapatic injury, 1 hypotension, 1 Immune myocarditis and 1 diabetic ketoacidosis. Conclusions: The combination of anlotinib and TQB2450 showed promising activity in second-line treatment of advanced STS, especially in ASPS, with well tolerance and acceptable toxicity.


BMC Cancer ◽  
2020 ◽  
Vol 20 (1) ◽  
Author(s):  
Zhichao Tian ◽  
Yang Yang ◽  
Yonghao Yang ◽  
Fan Zhang ◽  
Po Li ◽  
...  

Abstract Background The recommended cumulative doxorubicin dose in soft tissue sarcoma (STS) treatment was based on cardiotoxicity data from retrospective studies of breast cancer patients. However, the treatment and prognosis of STS and breast cancer are quite different, and reference to breast cancer data alone may not reflect the efficacy of doxorubicin treatment in STS. This study, thus, aimed to review and analyze clinical data of STS patients treated with a high cumulative doxorubicin dose, to provide a reference for treatment selection and clinical trial design. Methods We retrospectively collected and analyzed clinical data of patients with advanced STS who received doxorubicin-based chemotherapy from January 2016 to January 2020. The patients were divided into a standard-dose group (who received ≤6 cycles of doxorubicin after the initial diagnosis) and an over-dose group (who were re-administered doxorubicin [doxorubicin-rechallenge] after receiving 6 cycles of doxorubicin therapy discontinuously). Patient characteristics, cumulative doxorubicin dose, objective response rate (ORR), disease control rate (DCR), progression-free survival (PFS), cardiotoxicity incidence, and treatment effectiveness were evaluated in both groups. Results A total of 170 patients with advanced STS were recruited (146 in the standard-dose group and 24 in the over-dose group). The average cumulative doxorubicin dose was 364.04 ± 63.81 mg/m2 in the standard-dose group and 714.38 ± 210.09 mg/m2 in the over-dose group. The ORR, DCR, and median PFS were 15.07, 58.9%, and 6 (95% confidence interval [CI]: 5.8–6.5) months in the standard-dose group and 16.67, 66.67%, and 4 (95%CI: 2.0–5.8) months in the over-dose group, respectively. Symptomatic heart failure occurred in five patients (3.42%) of the standard-dose group and in one patient (4.17%) of the over-dose group. In these patients with cardiotoxicity, doxorubicin was discontinued, and all of them died of uncontrolled tumor growth. No drug-related deaths occurred. Conclusions The continuation of or rechallenge with doxorubicin beyond the recommended cumulative dose could be a promising therapeutic option in the treatment of chemotherapy-sensitive advanced sarcomas. Further evaluation is necessary in prospective trials.


2021 ◽  
Vol 28 (1) ◽  
pp. 813-817
Author(s):  
Arielle Elkrief ◽  
Suzanne Kazandjian ◽  
Thierry Alcindor

Background: Myxofibrosarcoma is a type of soft-tissue sarcoma that is associated with high rates of local recurrence and distant metastases. The first-line treatment for metastatic soft-tissue sarcoma has conventionally been doxorubicin-based. Recent evidence suggests that myxofibrosarcoma may be molecularly similar to undifferentiated pleomorphic sarcoma (UPS), which is particularly sensitive to gemcitabine-based therapy. The goal of this study was to evaluate the activity of gemcitabine-containing regimens for the treatment of metastatic myxofibrosarcoma refractory to doxorubicin. Material and Methods: We retrospectively evaluated seven consecutive cases of metastatic myxofibrosarcoma at our institution treated with gemcitabine-based therapy in the second-line setting, after progression on doxorubicin. Baseline clinical and baseline characteristics were collected. Primary endpoints were objective response rate (ORR), progression-free survival (PFS) and overall survival (OS). Results: After progression on first-line doxorubicin, a partial, or complete radiological response was observed in four of seven patients who received gemcitabine-based chemotherapy. With a median follow-up of 14 months, median progression-free and overall survival were 8.5 months and 11.4 months, respectively. Conclusions: Gemcitabine-based chemotherapy was associated with encouraging response rates in this cohort, similar to those seen in UPS. Both entities could be studied together for novel gemcitabine-based regimens.


2020 ◽  
Vol 17 (4) ◽  
pp. 241-244
Author(s):  
Tarek Assi ◽  
Elie Rassy ◽  
Hussein Nassereddine ◽  
Fadi Farhat ◽  
Joseph Kattan

BMC Cancer ◽  
2020 ◽  
Vol 20 (1) ◽  
Author(s):  
Jana Käthe Striefler ◽  
Franziska Brandes ◽  
Alexander Baur ◽  
Berit Maria Pfitzner ◽  
David Kaul ◽  
...  

Sarcoma ◽  
2015 ◽  
Vol 2015 ◽  
pp. 1-5 ◽  
Author(s):  
Hiroshi Kobayashi ◽  
Keisuke Ae ◽  
Taisuke Tanizawa ◽  
Tabu Gokita ◽  
Noriko Motoi ◽  
...  

Background. Soft tissue sarcoma with a hemorrhagic component that cannot be easily diagnosed by needle biopsy is defined here as soft tissue sarcoma with telangiectatic changes (STST).Methods. We retrospectively reviewed clinicopathological data of STST from 14 out of 784 patients (prevalence: 1.8%) with soft tissue sarcoma.Results. Tumors were found mostly in the lower leg. Histological diagnoses were undifferentiated pleomorphic sarcoma (n=5), synovial sarcoma (n=5), epithelioid sarcoma (n=2), and malignant peripheral nerve sheath tumor and fibrosarcoma (n=1). No history of trauma to the tumor site was recorded in any patient. Needle aspiration transiently reduced the tumor volume, but subsequent recovery of tumor size was observed in all cases. Out of 14 patients, 9 presented with a painful mass. MRI characteristics included intratumoral nodules (64.3%). The local recurrence rate was 14.3%, and the 2-year event-free survival rate was poorer (50%) than that of most sarcomas.Conclusions. STST is unique in its clinicopathological presentation. Painful hematomas without a trauma history, intratumoral nodules within a large hemorrhagic component, and subsequent recovery of tumor size after aspiration are indicative of the presence of STST.


Sarcoma ◽  
2000 ◽  
Vol 4 (3) ◽  
pp. 103-112 ◽  
Author(s):  
Vivien H. C. Bramwell ◽  
Dale Anderson ◽  
Manya L. Charette

Purpose.To make recommendations for the use of doxorubicin-based chemotherapy in patients with soft-tissue sarcoma.Patients.The recommendations apply to patients with symptomatic unresectable locally advanced or metastatic soft-tissue sarcoma who are candidates for palliative chemotherapy.Methods.A systematic review of the published literature was combined with a consensus process around the interpretation of the evidence in the context of conventional practice to develop an evidence-based practice guideline.Results.Eight randomized trials comparing doxorubicin-based combination versus doxorubicin single-agent chemotherapy were reviewed. Response rates and overall survival were evaluated using pooled statistical analysis.The pooled response data in 2281 patients showed a slight trend favouring the combination therapy, although this did not reach statistical significance (odds ratio (OR), 0.79; 95% confidence interval (CI), 0.60–1.05;p=0.10). Survival data could only be abstracted from six studies involving 2097 patients, and showed no significant advantage for combination therapy (OR, 0.84; 95% CI, 0.67–1.06;p=0.13). Data on adverse effects could not be combined in a meta-analysis; however nausea, vomiting and myelosuppression were consistently more severe with combination chemotherapy than with single-agent chemotherapy.Discussion.Single-agent doxorubicin is an appropriate first-line chemotherapy option for advanced or metastatic soft-tissue sarcoma. Some doxorubicin-based combination chemotherapy regimens, given in conventional doses, produce only marginal increases in response rates, at the expense of increased adverse effects, and with no improvements in overall survival. Future randomized clinical trials should compare new regimens, whose activity has been established in single-arm studies, with single-agent doxorubicin, and include quality of life as an outcome measure.


2019 ◽  
Vol 37 (15_suppl) ◽  
pp. 11021-11021
Author(s):  
Nicolas Penel ◽  
Jean-Yves Blay ◽  
Jennifer Wallet ◽  
Isabelle Laure Ray-Coquard ◽  
Axel Le Cesne ◽  
...  

11021 Background: After we demonstrated the activity of REG in pts with advanced non-adipocytic STS (MirTLO 2016), we conducted a dedicated study in pts previously treated with PAZ+chemo. Methods: We report here the 5th cohort of a double-blind randomized phase 2 trial (NCT01900743). Pts were treated with regorafenib (160mg/d, 21/28d) or placebo (PB). Pts receiving placebo were offered optional cross-over in case of centrally confirmed disease progression. The primary endpoint was centrally-reviewed RECIST-based progression-free survival (PFS), evaluated on the intent-to-treat dataset. A total of 24 events was required to ensure a 90%-power for HR = 0.33 (median PFS, 3·6 vs 1·2 months), with a 1-sided α = 0·1. Overall survival (OS) was a secondary endpoint. Results: From 12/2015 to 10/2017, 37 pts were randomized (18 REG vs 19 PB) and included in the final analysis. The median age was 60 (36-76). There were 28 women (76%). All pts had a performance status 0 or 1. Histological subtypes included 24 leiomyosarcoma (11 vs 13, in REG and PB, respectively), 1 synovial sarcoma (REG), 12 other sarcoma (7 vs 5). All pts had previously been treated with PAZ +chemo (including doxorubicin: 19 vs 17; ifosfamide: 11 vs 3; trabectedin: 11 vs 9; and dacarbazine: 7 vs 6), with 2-6 prior lines. The median relative dose intensity of REG was 0·86, range 0·41-1. Out of 19 pts assigned to placebo, 13 switched to REG after progression. There was no reported objective response. We observed a significant benefit of REG compared to PB in terms of PFS (HR = 0·38; 95%CI, 0·19-0·76; p = 0·007; median PFS = 2·1 vs 1·1 months, respectively), and OS despite the cross-over (HR = 0·41; 95%CI, 0·17-0·98; p = 0·04; median OS = 18·6 vs 8·2 months). Before cross-over, the most common clinically significant grade 3 or higher adverse events were diarrhea (4 vs 0), dyspnea (3 vs 1), arterial hypertension (2 vs 0), hand-foot skin reaction (2 vs 0). Conclusions: The present study demonstrates that regorafenib has a clinically meaningful anti-tumor activity in pts with non-adipocytic soft tissue sarcoma pretreated by both chemotherapy and pazopanib, improving PFS and OS. Clinical trial information: NCT01900743.


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