1.Psychological benefits of art therapy for older adults with mild cognitive impairment: a systematic review
Xiaohong XU ; Xiaoke ZHONG ; Siyi SUN ; Qi ZHANG ; Huaichun CHENG
Chinese Journal of Rehabilitation Theory and Practice 2025;31(2):165-171
ObjectiveTo systematically evaluate the effect of art therapy on the mental health of older adults with mild cognitive impairment (MCI), based on International Classification of Functioning, Disability and Health. MethodsLiterature on art therapy for mental health of MCI older adults was retrieved from databases of CNKI, VIP, Wanfang Data, PubMed, ProQuest and Web of Science, between 2014 and 2024, and selected according to inclusion and exclusion criteria. The quality of the literature was assessed using PEDro scale, and a systematic review was conducted following the PRISMA guideline. ResultsA total of nine researches were included from China, Tanzania, Spain, Malaysia and Singapore, involving 763 individuals with MCI aged 60 or more (average 71.23). The types of art therapy interventions were visual arts therapy (painting, collage, paper-cutting, sculpture and modeling, etc.), expressive arts therapy (encompassing dance and music) and creative arts therapy (narrative creation), 30 to 120 minutes a time (majority of 60 minutes), one to four times a week (majority of two to four times), for six to 36 weeks (majority of six to twelve weeks). Health outcomes predominantly focused on mental health, such as anxiety and depression. ConclusionMost researches support that art therapy is effective on mental health of older adults with MCI, but there are disagreements in some researches, and more researches are needed.
2.Analysis of thyroid cancer incidence trends in Wujiang District, Suzhou City, Jiangsu Province, 2008‒2022
Jianxiong SUN ; Guoqin JIANG ; Siyi GU
Shanghai Journal of Preventive Medicine 2025;37(2):145-147
ObjectiveTo investigate the incidence and trends of thyroid cancer in Wujiang District, Suzhou City, Jiangsu Province, from 2008 to 2022, and to provide a scientific evidence for the prevention and control of thyroid cancer. MethodsData on thyroid cancer incidence from 2008 to 2022 were collected from the Wujiang District Cancer Registry System. The data were stratified by year of diagnosis and age group, and indicators such as crude incidence rate, standardized incidence rate (SIR), age-specific incidence rate, and the average annual percentage change (AAPC) were calculated. ResultsBetween 2008 and 2022, a total of 2 244 new cases of thyroid cancer reported in Wujiang District. The overall crude incidence rate was 18.07/100 000, and the SIR was 16.02/100 000, with AAPCs of 28.30% and 30.59%, respectively. Among males, 543 new cases were reported, with a crude incidence rate of 8.88/100 000, a SIR of 7.98/100 000, and AAPCs of 24.99% and 28.19%, respectively. Among females, 1 701 new cases were reported, with a crude incidence rate of 27.00/100 000, a SIR of 23.80/100 000, and AAPCs of 30.06% and 31.97%, respectively. Both crude and standardized incidence rates increased significantly for the overall population as well as for males and females (P<0.05). The number and rates of age-specific incidences increased with age up to 55 years, peaking between 50 and <55 years. ConclusionThe incidence rate of thyroid cancer in Wujiang District is rapidly increasing. It is necessary to strengthen the prevention and control of thyroid cancer, especially among females, to mitigate the rapid increase in the incidence rate of thyroid cancer.
3.Exploration of radiotherapy as a combined treatment modality with in situ vaccines in the treatment of advanced soft tissue sarcomas
TAN Siyi, ; WANG Xiaolu ; WANG Qin ; DU Shiyao ; YIN Fangtao ; YANG Yiqi ; SUN Wu ; LIU Juan ; ZHOU Xia ; LIU Baorui, ; LI Rutian
Chinese Journal of Cancer Biotherapy 2025;32(4):418-424
[摘 要] 目的:评估放疗作为原位疫苗的联合治疗模式在晚期软组织肉瘤(STS)患者中的有效性和安全性。方法:回顾性分析2020年12月至2024年9月期间在南京大学医学院附属鼓楼医院肿瘤中心接受联合治疗模式的12例晚期STS患者的临床资料。12例患者均接受了联合治疗。放疗主要以大分割为主。靶向治疗:安罗替尼10例、阿帕替尼2例。免疫治疗以PD-1抗体为主。主要研究终点为疾病控制率(DCR),次要研究终点为客观有效率(ORR)及安全性。结果:接受联合治疗的12例STS患者中有0例CR,4例PR,7例SD,1例PD。ORR为33%,DCR为91.7%,其中靶病灶的DCR为100%。12例患者中,9例出现Ⅰ~Ⅱ级不良反应。最常发生的血液学不良反应是贫血(6例)、肝功能检查结果异常(3例)。最常发生的非血液学不良反应是尿蛋白(5例)、高血压(4例)、甲状腺功能异常(3例)、厌食(3例)、恶心呕吐(2例);仅2例发生Ⅲ级血液毒性,有1例发生Ⅲ级气胸。结论:放疗作为原位疫苗的联合治疗模式在晚期STS患者中展现出较高的DCR,且未出现严重不良反应。该联合治疗模式具有良好的有效性与安全性。
4.Modified Lianpoyin Formula Treats Hp-associated Gastritis by Regulating Mitochondrial Autophagy and NLRP3 Inflammasome Signaling Pathway
Siyi ZHANG ; Haopeng DANG ; Wenliang LYU ; Wentao ZHOU ; Wei GUO ; Lin LIU ; Lan ZENG ; Yujie SUN ; Luming LIANG ; Yi ZHAO
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(21):178-187
ObjectiveTo explore the effect of modified Lianpoyin formula (LPYJWF) in the treatment of Helicobacter pylori (Hp)-associated gastric mucosal damage based on mitochondrial autophagy and NLRP3 inflammasome signaling pathway. MethodsA total of 60 eight-week-old Balb/c male mice were assigned via the random number table method into control, model, high-dose LPYJWF (LPYJWF-H, 27.3 g·kg-1·d-1), medium-dose LPYJWF (LPYJWF-M, 13.65 g·kg-1·d-1), low-dose LPYJWF (LPYJWF-L, 6.83 g·kg-1·d-1), and quadruple therapy groups. Except the control group, other groups were modeled for Hp infection. Mice were administrated with LPYJWF at corresponding doses by gavage. Quadruple therapy group was given omeprazole (6.06 mg·kg-1·d-1) + amoxicillin (303 mg·kg-1·d-1) + clarithromycin (151.67 mg·kg-1·d-1) + colloidal pectin capsules (30.3 mg·kg-1·d-1) by gavage. The control group was given an equal volume of 0.9% NaCl for 14 days. Hematoxylin-eosin (HE) staining was used to observe the pathological changes of gastric mucosa, and Warthin-Starry (W-S) silver staining was used to detect Hp colonization. Transmission electron microscopy was employed to observe the mitochondrial ultrastructure of the gastric tissue, and immunofluorescence co-localization assay was adopted to detect the expression of mitochondrial transcription factor A (TFAM) and translocase of the outer mitochondrial membrane member 20 (TOMM20). The water-soluble tetrazolium salt method and thiobarbituric acid method were used to determine the levels of superoxide dismutase (SOD) and malondialdehyde (MDA), respectively, in the gastric tissue. Western blot was employed to measure the protein levels of PTEN-induced kinase 1 (PINK1), Parkin, p62, microtubule-associated protein 1 light chain 3 (LC3), NOD-like receptor protein 3 (NLRP3), apoptosis-associated speck-like protein containing a CARD (ASC), interleukin-1β (IL-1β), and interleukin-18 (IL-18). Real-time quantitative PCR was employed to assess the mRNA levels of PINK1, Parkin, p62, and LC3. ResultsCompared with the control group, the model group presented obvious gastric mucosal damage, colonization of a large number of Hp, severe mitochondrial damage, vacuolated structures due to excessive autophagy, reduced TOMM20 and TFAM co-expression in the gastric mucosal tissue, and reduced SOD and increased MDA (P<0.01). In addition, the gastric tissue in the model group showed up-regulated protein and mRNA levels of PINK1, Parkin, and LC3 and down-regulated protein and mRNA levels of p62 (P<0.01, as well as increased expression of inflammasome-associated proteins NLRP3, ASC, IL-1β, and IL-18 (P<0.01). Compared with the model group, the LPYJWF and quadruple therapy groups showed alleviated pathological damage of gastric mucosa, reduced Hp colonization, mitigated mitochondrial damage, and increased co-expression of TOMM20 and TFAM. The SOD level was elevated in the LPYJWF-L group (P<0.01), and the MDA levels became lowered in the LPYJWF and quadruple therapy groups (P<0.05, P<0.01). Furthermore, the LPYJWF and quadruple therapy groups showed down-regulated mRNA levels of PINK1, Parkin, and LC3 and protein levels of PINK1 and Parkin, and up-regulated mRNA level of p62 (P<0.01). The LPYJWF-M, LPYJWF-H, and quadruple therapy groups showcased down-regulated LC3 Ⅱ/LC3 Ⅰ level (P<0.05, P<0.01) and up-regulated protein level of p62 (P<0.01). The expression of inflammasome-associated proteins NLRP3, ASC, IL-1β, and IL-18 were reduced in the LPYJWF and quadruple therapy groups (P<0.05, P<0.01). ConclusionLPYJWF ameliorates gastric mucosal damage and exerts mucosa-protective effects in Hp-infected mice, which may be related to the inhibition of excessive mitochondrial autophagy, thereby inhibiting the activation of the NLRP3 inflammasome pathway.
5.Modified Lianpoyin Formula Treats Hp-associated Gastritis by Regulating Mitochondrial Autophagy and NLRP3 Inflammasome Signaling Pathway
Siyi ZHANG ; Haopeng DANG ; Wenliang LYU ; Wentao ZHOU ; Wei GUO ; Lin LIU ; Lan ZENG ; Yujie SUN ; Luming LIANG ; Yi ZHAO
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(21):178-187
ObjectiveTo explore the effect of modified Lianpoyin formula (LPYJWF) in the treatment of Helicobacter pylori (Hp)-associated gastric mucosal damage based on mitochondrial autophagy and NLRP3 inflammasome signaling pathway. MethodsA total of 60 eight-week-old Balb/c male mice were assigned via the random number table method into control, model, high-dose LPYJWF (LPYJWF-H, 27.3 g·kg-1·d-1), medium-dose LPYJWF (LPYJWF-M, 13.65 g·kg-1·d-1), low-dose LPYJWF (LPYJWF-L, 6.83 g·kg-1·d-1), and quadruple therapy groups. Except the control group, other groups were modeled for Hp infection. Mice were administrated with LPYJWF at corresponding doses by gavage. Quadruple therapy group was given omeprazole (6.06 mg·kg-1·d-1) + amoxicillin (303 mg·kg-1·d-1) + clarithromycin (151.67 mg·kg-1·d-1) + colloidal pectin capsules (30.3 mg·kg-1·d-1) by gavage. The control group was given an equal volume of 0.9% NaCl for 14 days. Hematoxylin-eosin (HE) staining was used to observe the pathological changes of gastric mucosa, and Warthin-Starry (W-S) silver staining was used to detect Hp colonization. Transmission electron microscopy was employed to observe the mitochondrial ultrastructure of the gastric tissue, and immunofluorescence co-localization assay was adopted to detect the expression of mitochondrial transcription factor A (TFAM) and translocase of the outer mitochondrial membrane member 20 (TOMM20). The water-soluble tetrazolium salt method and thiobarbituric acid method were used to determine the levels of superoxide dismutase (SOD) and malondialdehyde (MDA), respectively, in the gastric tissue. Western blot was employed to measure the protein levels of PTEN-induced kinase 1 (PINK1), Parkin, p62, microtubule-associated protein 1 light chain 3 (LC3), NOD-like receptor protein 3 (NLRP3), apoptosis-associated speck-like protein containing a CARD (ASC), interleukin-1β (IL-1β), and interleukin-18 (IL-18). Real-time quantitative PCR was employed to assess the mRNA levels of PINK1, Parkin, p62, and LC3. ResultsCompared with the control group, the model group presented obvious gastric mucosal damage, colonization of a large number of Hp, severe mitochondrial damage, vacuolated structures due to excessive autophagy, reduced TOMM20 and TFAM co-expression in the gastric mucosal tissue, and reduced SOD and increased MDA (P<0.01). In addition, the gastric tissue in the model group showed up-regulated protein and mRNA levels of PINK1, Parkin, and LC3 and down-regulated protein and mRNA levels of p62 (P<0.01, as well as increased expression of inflammasome-associated proteins NLRP3, ASC, IL-1β, and IL-18 (P<0.01). Compared with the model group, the LPYJWF and quadruple therapy groups showed alleviated pathological damage of gastric mucosa, reduced Hp colonization, mitigated mitochondrial damage, and increased co-expression of TOMM20 and TFAM. The SOD level was elevated in the LPYJWF-L group (P<0.01), and the MDA levels became lowered in the LPYJWF and quadruple therapy groups (P<0.05, P<0.01). Furthermore, the LPYJWF and quadruple therapy groups showed down-regulated mRNA levels of PINK1, Parkin, and LC3 and protein levels of PINK1 and Parkin, and up-regulated mRNA level of p62 (P<0.01). The LPYJWF-M, LPYJWF-H, and quadruple therapy groups showcased down-regulated LC3 Ⅱ/LC3 Ⅰ level (P<0.05, P<0.01) and up-regulated protein level of p62 (P<0.01). The expression of inflammasome-associated proteins NLRP3, ASC, IL-1β, and IL-18 were reduced in the LPYJWF and quadruple therapy groups (P<0.05, P<0.01). ConclusionLPYJWF ameliorates gastric mucosal damage and exerts mucosa-protective effects in Hp-infected mice, which may be related to the inhibition of excessive mitochondrial autophagy, thereby inhibiting the activation of the NLRP3 inflammasome pathway.
6.The Applications and Challenges of Generative Artificial Intelligence in Theoretical and Case Analysis Assessment for Resident Physician Education
Yuankai ZHOU ; Jun SUN ; Shengjun LIU ; Yingying YANG ; Siyi YUAN ; Huaiwu HE ; Yun LONG
Medical Journal of Peking Union Medical College Hospital 2025;16(5):1352-1356
Generative artificial intelligence (GAI) represents a prominent research focus in medicine, with medical education being a key application area. GAI demonstrates potential to enhance residency training efficacy through personalized instruction, automated assessment item generation, question bank updating, and intelligent scoring systems. However, current limitations exist regarding output accuracy and content consistency. To address these constraints, strategic measures are required: continuous GAI model refinement, development of standardized usage guidelines, enhanced data quality control, and implementation of human verification protocols for generated content. Concurrently, residents should proactively acquire GAI utilization skills to strengthen the practical application of theoretical knowledge. With these advancements, GAI is anticipated to evolve into a valuable asset for improving the efficiency and quality of residency training programs.
7.Noncoding RNA Terc-53 and hyaluronan receptor Hmmr regulate aging in mice.
Sipeng WU ; Yiqi CAI ; Lixiao ZHANG ; Xiang LI ; Xu LIU ; Guangkeng ZHOU ; Hongdi LUO ; Renjian LI ; Yujia HUO ; Zhirong ZHANG ; Siyi CHEN ; Jinliang HUANG ; Jiahao SHI ; Shanwei DING ; Zhe SUN ; Zizhuo ZHOU ; Pengcheng WANG ; Geng WANG
Protein & Cell 2025;16(1):28-48
One of the basic questions in the aging field is whether there is a fundamental difference between the aging of lower invertebrates and mammals. A major difference between the lower invertebrates and mammals is the abundancy of noncoding RNAs, most of which are not conserved. We have previously identified a noncoding RNA Terc-53 that is derived from the RNA component of telomerase Terc. To study its physiological functions, we generated two transgenic mouse models overexpressing the RNA in wild-type and early-aging Terc-/- backgrounds. Terc-53 mice showed age-related cognition decline and shortened life span, even though no developmental defects or physiological abnormality at an early age was observed, indicating its involvement in normal aging of mammals. Subsequent mechanistic study identified hyaluronan-mediated motility receptor (Hmmr) as the main effector of Terc-53. Terc-53 mediates the degradation of Hmmr, leading to an increase of inflammation in the affected tissues, accelerating organismal aging. adeno-associated virus delivered supplementation of Hmmr in the hippocampus reversed the cognition decline in Terc-53 transgenic mice. Neither Terc-53 nor Hmmr has homologs in C. elegans. Neither do arthropods express hyaluronan. These findings demonstrate the complexity of aging in mammals and open new paths for exploring noncoding RNA and Hmmr as means of treating age-related physical debilities and improving healthspan.
Animals
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Mice
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RNA, Untranslated/metabolism*
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Aging/genetics*
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Mice, Transgenic
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Telomerase/metabolism*
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RNA/genetics*
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Hippocampus/metabolism*
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Humans
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Mice, Inbred C57BL
8.Meta-Analysis of the Efficacy and Safety of Dienogest Compared to Other Drugs in the Treatment of Nonsurgical and Postoperative Endometriosis
Qiqin WANG ; Liang YU ; Jiafan SUN ; Xianglian WANG ; Wennian YU ; Siyi PAN ; Xiuli WANG
Journal of Practical Obstetrics and Gynecology 2024;40(10):847-853
Objective:To compare the efficacy and safety of Dienogest(DNG)with other drugs in non-surgi-cal pharmacologic treatment and long-term management of drugs after conservative surgery for endometriosis(EMT).Methods:We searched PubMed,Embase,Medline,Google Scholar,Cochrane Library,China National Knowledge Infrastructure,Wanfang,and Weipu databases from the establishment of the database until December 31,2023 for relevant literature on EMT pharmacotherapy.Meta-analysis was performed using Stata 18.0 software to assess the efficacy of DNG,gonadotropin-releasing hormone agonist(GnRH-a),compound short-acting oral contraceptive(COC)and levonorgestrel intrauterine sustained-release system(LNG-IUS)in reducing the diameter of ovarian endometrioma(OMA),relieving pelvic pain and preventing EMT postoperative recurrence in EMT pa-tients after non-surgical drug treatment and conservative surgery,as well as the adverse reactions of drugs.Re-sults:①During non-surgical medication treatment of EMT,there was no statistically significant difference(P>0.05)between DNG and GnRH-a in reducing OMA diameter and relieving pelvic pain.Compared with COC,DNG was superior to COC in reducing the diameter of OMA(WMD 10.44 mm,P=0.017)and relieving pelvic pain(WMD 12.20 mm,P<0.001).②During long-term medication management after conservative EMT surger-y:there was no statistically significant difference(P>0.05)between DNG,GnRH-a,COC and LNG-IUS in re-ducing postoperative recurrence and controlling pelvic pain significant(P>0.05).③Adverse drug reactions:com-pared with GnRH-a,DNG had a reduced risk of bone loss(bone density WMD2.78 g/cm3,P=0.038),hot fla-shes(OR 0.07,P<0.001),and an increased risk of irregular vaginal bleeding(OR 19.10,P<0.001);com-pared with COC,the risk of weight gain,mood abnormalities,and breast tenderness,nausea and vomiting,and sleep disorders in DNG were reduced(OR<1,P<0.05);compared with LNG-IUS,the risk of abnormalities of mood in DNG was increased(OR 9.87,P=0.033).Conclusions:DNG treatment is more effective than COC in non-surgical drug therapy for EMT.When supplemental medication was given after conservative EMT surgery,DNG,like other drugs,can effectively prevent postoperative recurrence and control pelvic pain.The safety of DNG is superior to GnRH-a and COC,slightly inferior to LNG-IUS.
9.Meta-Analysis of the Efficacy and Safety of Dienogest Compared to Other Drugs in the Treatment of Nonsurgical and Postoperative Endometriosis
Qiqin WANG ; Liang YU ; Jiafan SUN ; Xianglian WANG ; Wennian YU ; Siyi PAN ; Xiuli WANG
Journal of Practical Obstetrics and Gynecology 2024;40(10):847-853
Objective:To compare the efficacy and safety of Dienogest(DNG)with other drugs in non-surgi-cal pharmacologic treatment and long-term management of drugs after conservative surgery for endometriosis(EMT).Methods:We searched PubMed,Embase,Medline,Google Scholar,Cochrane Library,China National Knowledge Infrastructure,Wanfang,and Weipu databases from the establishment of the database until December 31,2023 for relevant literature on EMT pharmacotherapy.Meta-analysis was performed using Stata 18.0 software to assess the efficacy of DNG,gonadotropin-releasing hormone agonist(GnRH-a),compound short-acting oral contraceptive(COC)and levonorgestrel intrauterine sustained-release system(LNG-IUS)in reducing the diameter of ovarian endometrioma(OMA),relieving pelvic pain and preventing EMT postoperative recurrence in EMT pa-tients after non-surgical drug treatment and conservative surgery,as well as the adverse reactions of drugs.Re-sults:①During non-surgical medication treatment of EMT,there was no statistically significant difference(P>0.05)between DNG and GnRH-a in reducing OMA diameter and relieving pelvic pain.Compared with COC,DNG was superior to COC in reducing the diameter of OMA(WMD 10.44 mm,P=0.017)and relieving pelvic pain(WMD 12.20 mm,P<0.001).②During long-term medication management after conservative EMT surger-y:there was no statistically significant difference(P>0.05)between DNG,GnRH-a,COC and LNG-IUS in re-ducing postoperative recurrence and controlling pelvic pain significant(P>0.05).③Adverse drug reactions:com-pared with GnRH-a,DNG had a reduced risk of bone loss(bone density WMD2.78 g/cm3,P=0.038),hot fla-shes(OR 0.07,P<0.001),and an increased risk of irregular vaginal bleeding(OR 19.10,P<0.001);com-pared with COC,the risk of weight gain,mood abnormalities,and breast tenderness,nausea and vomiting,and sleep disorders in DNG were reduced(OR<1,P<0.05);compared with LNG-IUS,the risk of abnormalities of mood in DNG was increased(OR 9.87,P=0.033).Conclusions:DNG treatment is more effective than COC in non-surgical drug therapy for EMT.When supplemental medication was given after conservative EMT surgery,DNG,like other drugs,can effectively prevent postoperative recurrence and control pelvic pain.The safety of DNG is superior to GnRH-a and COC,slightly inferior to LNG-IUS.
10.Expert consensus on surgical treatment of oropharyngeal cancer
China Anti-Cancer Association Head and Neck Oncology Committee ; China Anti-Cancer Association Holistic Integrative Oral Cancer on Preventing and Screen-ing Committee ; Min RUAN ; Nannan HAN ; Changming AN ; Chao CHEN ; Chuanjun CHEN ; Minjun DONG ; Wei HAN ; Jinsong HOU ; Jun HOU ; Zhiquan HUANG ; Chao LI ; Siyi LI ; Bing LIU ; Fayu LIU ; Xiaozhi LV ; Zheng-Hua LV ; Guoxin REN ; Xiaofeng SHAN ; Zhengjun SHANG ; Shuyang SUN ; Tong JI ; Chuanzheng SUN ; Guowen SUN ; Hao TIAN ; Yuanyin WANG ; Yueping WANG ; Shuxin WEN ; Wei WU ; Jinhai YE ; Di YU ; Chunye ZHANG ; Kai ZHANG ; Ming ZHANG ; Sheng ZHANG ; Jiawei ZHENG ; Xuan ZHOU ; Yu ZHOU ; Guopei ZHU ; Ling ZHU ; Susheng MIAO ; Yue HE ; Jugao FANG ; Chenping ZHANG ; Zhiyuan ZHANG
Journal of Prevention and Treatment for Stomatological Diseases 2024;32(11):821-833
With the increasing proportion of human papilloma virus(HPV)infection in the pathogenic factors of oro-pharyngeal cancer,a series of changes have occurred in the surgical treatment.While the treatment mode has been im-proved,there are still many problems,including the inconsistency between diagnosis and treatment modes,the lack of popularization of reconstruction technology,the imperfect post-treatment rehabilitation system,and the lack of effective preventive measures.Especially in terms of treatment mode for early oropharyngeal cancer,there is no unified conclu-sion whether it is surgery alone or radiotherapy alone,and whether robotic minimally invasive surgery has better func-tional protection than radiotherapy.For advanced oropharyngeal cancer,there is greater controversy over the treatment mode.It is still unclear whether to adopt a non-surgical treatment mode of synchronous chemoradiotherapy or induction chemotherapy combined with synchronous chemoradiotherapy,or a treatment mode of surgery combined with postopera-tive chemoradiotherapy.In order to standardize the surgical treatment of oropharyngeal cancer in China and clarify the indications for surgical treatment of oropharyngeal cancer,this expert consensus,based on the characteristics and treat-ment status of oropharyngeal cancer in China and combined with the international latest theories and practices,forms consensus opinions in multiple aspects of preoperative evaluation,surgical indication determination,primary tumor re-section,neck lymph node dissection,postoperative defect repair,postoperative complication management prognosis and follow-up of oropharyngeal cancer patients.The key points include:① Before the treatment of oropharyngeal cancer,the expression of P16 protein should be detected to clarify HPV status;② Perform enhanced magnetic resonance imaging of the maxillofacial region before surgery to evaluate the invasion of oropharyngeal cancer and guide precise surgical resec-tion of oropharyngeal cancer.Evaluating mouth opening and airway status is crucial for surgical approach decisions and postoperative risk prediction;③ For oropharyngeal cancer patients who have to undergo major surgery and cannot eat for one to two months,it is recommended to undergo percutaneous endoscopic gastrostomy before surgery to effectively improve their nutritional intake during treatment;④ Early-stage oropharyngeal cancer patients may opt for either sur-gery alone or radiation therapy alone.For intermediate and advanced stages,HPV-related oropharyngeal cancer general-ly prioritizes radiation therapy,with concurrent chemotherapy considered based on tumor staging.Surgical treatment is recommended as the first choice for HPV unrelated oropharyngeal squamous cell carcinoma(including primary and re-current)and recurrent HPV related oropharyngeal squamous cell carcinoma after radiotherapy and chemotherapy;⑤ For primary exogenous T1-2 oropharyngeal cancer,direct surgery through the oral approach or da Vinci robotic sur-gery is preferred.For T3-4 patients with advanced oropharyngeal cancer,it is recommended to use temporary mandibu-lectomy approach and lateral pharyngotomy approach for surgery as appropriate;⑥ For cT1-2N0 oropharyngeal cancer patients with tumor invasion depth>3 mm and cT3-4N0 HPV unrelated oropharyngeal cancer patients,selective neck dissection of levels ⅠB to Ⅳ is recommended.For cN+HPV unrelated oropharyngeal cancer patients,therapeutic neck dissection in regions Ⅰ-Ⅴ is advised;⑦ If PET-CT scan at 12 or more weeks after completion of radiation shows intense FDG uptake in any node,or imaging suggests continuous enlargement of lymph nodes,the patient should undergo neck dissection;⑧ For patients with suspected extracapsular invasion preoperatively,lymph node dissection should include removal of surrounding muscle and adipose connective tissue;⑨ The reconstruction of oropharyngeal cancer defects should follow the principle of reconstruction steps,with priority given to adjacent flaps,followed by distal pedicled flaps,and finally free flaps.The anterolateral thigh flap with abundant tissue can be used as the preferred flap for large-scale postoperative defects.


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