Zeitschrift fur Gastroenterologie最新文献

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[State of the art: Simulation in US]. [最新技术:美国的模拟]。
IF 1.4 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-05-01 Epub Date: 2024-02-28 DOI: 10.1055/a-2183-1888
Claudia Lucius, Jonas B H Koch, Christian Jenssen, Thomas Karlas, Sophie Luise Sänger, Christoph F Dietrich
{"title":"[State of the art: Simulation in US].","authors":"Claudia Lucius, Jonas B H Koch, Christian Jenssen, Thomas Karlas, Sophie Luise Sänger, Christoph F Dietrich","doi":"10.1055/a-2183-1888","DOIUrl":"10.1055/a-2183-1888","url":null,"abstract":"<p><p>Technical simulation of diagnostic and therapeutic procedures is of growing relevance for student education and advanced medical training and has already been introduced in the field of ultrasound. This review gives a broad overview on different levels of simulation for ultrasound diagnostics and highlights the technical background of the methodology. A critical review of the literature reveals recommendations for implementing simulation techniques in medical studies and professional ultrasound training. An analysis of strengths and weaknesses shows the advantages of simulation especially in the context of individual learning situations and COVID-19-related restrictions for personal interaction. However, simulation techniques cannot replace the experiences of complex clinical examinations with direct interaction to real patients. Therefore, future applications may focus on repetition and assessment of achieved competencies by using standardized feedback mechanisms in order to preserve the limited resources for practical medical training.</p>","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.4,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139991353","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Endoscopic ultrasound for structured surveillance after curative treatment of esophageal cancer. 食管癌根治术后进行结构性监测的内窥镜超声波。
IF 1.3 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-05-01 Epub Date: 2024-01-10 DOI: 10.1055/a-2125-6923
Wolfram Bohle, Lioba Nowack, Andre Schaudt, Joerg Koeninger, Wolfram G Zoller, Jörg G Albert
{"title":"Endoscopic ultrasound for structured surveillance after curative treatment of esophageal cancer.","authors":"Wolfram Bohle, Lioba Nowack, Andre Schaudt, Joerg Koeninger, Wolfram G Zoller, Jörg G Albert","doi":"10.1055/a-2125-6923","DOIUrl":"10.1055/a-2125-6923","url":null,"abstract":"<p><strong>Background: </strong>Structured surveillance after treatment of esophageal cancer is not established. Due to a paucity of data, no agreement exists on how surveillance should be performed. The main argument against intensive follow-up in esophageal cancer is that it may not lead to true survival advantage.</p><p><strong>Methods: </strong>Structured surveillance was performed in 42 patients after multimodal therapy with peri-operative chemotherapy (29) or definitive chemoradiotherapy (13) of esophageal cancer. The surveillance protocol included gastroscopy, endoscopic ultrasound, chest X-ray, abdominal ultrasound, and CEA measurement at regular intervals of up to five years. We analyzed relapse rate, time to relapse, localization of recurrence, diagnosis within or without structured surveillance, diagnostic method providing the first evidence of a relapse, treatment of recurrence, and outcome.</p><p><strong>Results: </strong>Median follow-up was 48 months; 18/42 patients suffered from tumor relapse, with 16 asymptomatic patients diagnosed within structured surveillance. Median time to recurrence was 9 months. Isolated local or locoregional recurrence occurred in 6, and isolated distant relapse in 9 patients. All patients with isolated locoregional recurrence were exclusively diagnosed with endoscopic ultrasound. Six patients received curatively intended therapy with surgery or chemoradiation, leading to long-lasting survival.</p><p><strong>Conclusion: </strong>Structured surveillance offers the chance to identify limited and asymptomatic tumor relapse. Especially in cases of locoregional recurrence, long-lasting survival or even a cure can be achieved. Endoscopic ultrasound is the best method for the detection of locoregional tumor recurrence and should be an integral part of structured surveillance after curative treatment of esophageal cancer.</p>","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139418213","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Aktualisierte S3-Leitlinie Colitis ulcerosa (Version 6.2). 溃疡性结肠炎 S3 指南更新版(6.2 版)。
IF 1.4 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-05-01 Epub Date: 2024-05-08 DOI: 10.1055/a-2271-0994
T Kucharzik, A Dignass, R Atreya, B Bokemeyer, P Esters, K Herrlinger, K Kannengiesser, P Kienle, J Langhorst, A Lügering, S Schreiber, A Stallmach, J Stein, A Sturm, N Teich, B Siegmund
{"title":"Aktualisierte S3-Leitlinie Colitis ulcerosa (Version 6.2).","authors":"T Kucharzik, A Dignass, R Atreya, B Bokemeyer, P Esters, K Herrlinger, K Kannengiesser, P Kienle, J Langhorst, A Lügering, S Schreiber, A Stallmach, J Stein, A Sturm, N Teich, B Siegmund","doi":"10.1055/a-2271-0994","DOIUrl":"10.1055/a-2271-0994","url":null,"abstract":"","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.4,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140890900","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recurrent Non-islet Cell Tumor Hypoglycemia Secondary to Hepatocellular Carcinoma: Case Report and Literature Review. 肝细胞癌继发的复发性非胰岛细胞肿瘤低血糖症:病例报告和文献复习。
IF 1.4 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-05-01 Epub Date: 2023-10-05 DOI: 10.1055/a-2170-1691
Dan He, Hongpeng Gong, Jie Pan, Fangchao Zhu, Xiaofen Jiang, Huang Su
{"title":"Recurrent Non-islet Cell Tumor Hypoglycemia Secondary to Hepatocellular Carcinoma: Case Report and Literature Review.","authors":"Dan He, Hongpeng Gong, Jie Pan, Fangchao Zhu, Xiaofen Jiang, Huang Su","doi":"10.1055/a-2170-1691","DOIUrl":"10.1055/a-2170-1691","url":null,"abstract":"<p><strong>Rationale: </strong>Non-islet cell tumor hypoglycemia (NICTH) is a paraneoplastic syndrome caused by tumors other than insulinoma that is primarily due to excessive production of insulin-like growth factor-II (IGF-II). The prevalence of NICTH is likely underestimated because of a lack of clinical recognition.</p><p><strong>Patient concerns: </strong>A 41-year-old male with massive malignant liver tumors presented with recurrent severe hypoglycemia, weight loss, and liver cirrhosis.</p><p><strong>Diagnosis: </strong>NICTH related to IGF-II produced by hepatocellular carcinoma was diagnosed based on clinical symptoms, biochemical tests, and elevated IGF-II/IGF-I ratio.</p><p><strong>Intervention: </strong>Initial treatment with intravenous glucose and parenteral nutrition showed limited efficacy. Glucocorticoids and recombinant human growth hormone led to progressive improvement in blood glucose levels.</p><p><strong>Outcome: </strong>Due to extensive tumor burden and liver failure, surgical resection was not feasible, and the patient ultimately succumbed to refractory hypoglycemia and passed away in two weeks.</p><p><strong>Lessons: </strong>Early recognition and diagnosis of NICTH are crucial in patients with recurrent hypoglycemia and large tumors. Surgical resection is the preferred treatment option, but supportive care and pharmacological interventions, such as glucocorticoids and growth hormone, can help manage refractory hypoglycemia. Further research is needed to explore novel treatment options, including anti-IGF-I and -IGF-II neutralizing antibodies.</p>","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.4,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41156851","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Leitlinienreport der aktualisierten S3-Leitlinie Colitis ulcerosa der Deutschen Gesellschaft für Gastroenterologie, Verdauungs- und Stoffwechselkrankheiten (DGVS). 德国胃肠病、消化和代谢疾病学会(DGVS)溃疡性结肠炎 S3 更新指南报告。
IF 1.4 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-05-01 Epub Date: 2024-05-08 DOI: 10.1055/a-2271-1065
Pia Lorenz, Axel Dignass, Torsten Kucharzik, Petra Lynen Jansen
{"title":"Leitlinienreport der aktualisierten S3-Leitlinie Colitis ulcerosa der Deutschen Gesellschaft für Gastroenterologie, Verdauungs- und Stoffwechselkrankheiten (DGVS).","authors":"Pia Lorenz, Axel Dignass, Torsten Kucharzik, Petra Lynen Jansen","doi":"10.1055/a-2271-1065","DOIUrl":"10.1055/a-2271-1065","url":null,"abstract":"","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.4,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140890901","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Rapid growth and malignant transformation of a mucinous cystic neoplasm during pregnancy - a case report]. [妊娠期粘液性囊肿瘤的快速生长和恶变--病例报告]。
IF 1.3 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-04-24 DOI: 10.1055/a-2239-7898
Katharina Scheyda-Yoo, Ulrich Hofer, A. Várnai-Händel, Martin K-H Maus, F. Dumoulin
{"title":"[Rapid growth and malignant transformation of a mucinous cystic neoplasm during pregnancy - a case report].","authors":"Katharina Scheyda-Yoo, Ulrich Hofer, A. Várnai-Händel, Martin K-H Maus, F. Dumoulin","doi":"10.1055/a-2239-7898","DOIUrl":"https://doi.org/10.1055/a-2239-7898","url":null,"abstract":"BACKGROUND\u0000Mucinous-cystic neoplasms (MCN) account for 10% of all pancreatic cystic lesions. They are found almost exclusively in females. MCN have an ovarian-like stroma and often estrogen and progesterone receptors. During pregnancy, they can massively increase in size and transform into malignancy.\u0000\u0000\u0000CASE REPORT\u0000We report on a 29-year-old woman in whom a 35mm cyst in the pancreatic tail had been diagnosed several years ago. After workup the lesions had been classified as a pseudocyst. During pregnancy, the cyst massively increased in size and finally was resected. Histology showed a mucinous-cystic neoplasia with focal malignant transformation.\u0000\u0000\u0000CONCLUSION\u0000Cystic neoplasms of the pancreas require a differentiated management. While overtreatment should be avoided, malignant transformation always merits consideration - in particular if the cystic lesion is located in the pancreatic tail. Women with suspected MCN or cystic pancreatic lesions of uncertain etiology should be informed about the (rare) risk of a malignant transformation of an MCN and should be closely monitored during pregnancy.","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140665452","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Achalasia Following SARS-CoV-2 Infection: A Case Report and Review of Literature. 感染 SARS-CoV-2 后出现的腹腔积液:病例报告与文献综述
IF 1.3 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-04-24 DOI: 10.1055/a-2275-2423
Jianbin Huang, Huang Su, Jiejun Lin, Fangchao Zhu, Xiaofen Jiang, Jie Pan
{"title":"Achalasia Following SARS-CoV-2 Infection: A Case Report and Review of Literature.","authors":"Jianbin Huang, Huang Su, Jiejun Lin, Fangchao Zhu, Xiaofen Jiang, Jie Pan","doi":"10.1055/a-2275-2423","DOIUrl":"https://doi.org/10.1055/a-2275-2423","url":null,"abstract":"RATIONALE\u0000The COVID-19 pandemic caused by the SARS-CoV-2 virus has led to health complications beyond respiratory symptoms, revealing multi-organ involvement, including potential gastrointestinal implications.\u0000\u0000\u0000PATIENT CONCERNS\u0000We present a case of a 40-year-old female without any history of achalasia who developed symptoms of the condition following a confirmed SARS-CoV-2 infection. Unusually, multiple esophageal ulcers were identified, which are not typically associated with achalasia.\u0000\u0000\u0000DIAGNOSIS\u0000Achalasia and esophageal ulcers were confirmed through a series of examinations, including barium swallow, CT scan, and upper endoscopy. Furthermore, immunohistochemical staining of esophageal biopsy specimens revealed the presence of the SARS-CoV-2 spike protein, suggesting direct viral involvement.\u0000\u0000\u0000INTERVENTIONS\u0000The patient was treated with calcium channel blockers and proton pump inhibitors and later underwent a peroral endoscopic myotomy (POEM) procedure following the resolution of her COVID-19 infection.\u0000\u0000\u0000OUTCOME\u0000After the POEM procedure, the patient made a good recovery.\u0000\u0000\u0000LESSONS\u0000This case underscores the potential for SARS-CoV-2 to trigger gastrointestinal complications and emphasizes the need for ongoing patient management and further research into the long-term implications of COVID-19. Despite the single-case nature of this report, it contributes to the expanding understanding of the diverse and multi-systemic impact of COVID-19.","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140659428","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Iron supplementation in patients with chronic inflammatory bowel disease: recommendations for a practical approach]. [慢性炎症性肠病患者的铁质补充:实用方法建议]。
IF 1.3 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-04-24 DOI: 10.1055/a-2274-1610
Katharina Stratmann, Viktoria Hentschel, S. Zeuzem, Irina Blumenstein, Jochen Klaus
{"title":"[Iron supplementation in patients with chronic inflammatory bowel disease: recommendations for a practical approach].","authors":"Katharina Stratmann, Viktoria Hentschel, S. Zeuzem, Irina Blumenstein, Jochen Klaus","doi":"10.1055/a-2274-1610","DOIUrl":"https://doi.org/10.1055/a-2274-1610","url":null,"abstract":"Iron deficiency is the predominant cause of anemia. Iron deficiency anemia plays a major role, especially in patients with inflammatory bowel disease (IBD), and is the most common extraintestinal manifestation and IBD-associated systemic complication. The presence of anemia leads to a reduction in quality of life in patients with IBD associated with limitations in physical, emotional, and cognitive function. In addition, it is associated with an increased hospitalization rate. For this reason, iron supplementation is of particular importance. Oral and intravenous iron supplements are used to treat iron deficiency. Due to the lack of absorption and gastrointestinal side effects of oral substitution, intravenous supplementation is becoming increasingly important. However, there are still certain concerns about intravenous administration.With the help of this review, we want to address the topic of iron substitution in patients with IBD, summarize current guideline recommendations, and provide a practical approach.","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140661833","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Impact Analysis of a new, Cross-sector Service Provision of Gastroenterologic Endoscopic Services in Accordance with 115f SGB V (Hybrid-DRG): Allocation Matrix and Cost Analysis]. [根据 115f SGB V(Hybrid-DRG)提供新的跨部门消化内镜服务的影响分析:分配矩阵和成本分析]。
IF 1.3 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-04-15 DOI: 10.1055/a-2292-9766
Markus Rathmayer, Sebastian Belle, Wolfgang Heinlein, Markus Dollhopf, Martin Braun, Jörg G Albert
{"title":"[Impact Analysis of a new, Cross-sector Service Provision of Gastroenterologic Endoscopic Services in Accordance with 115f SGB V (Hybrid-DRG): Allocation Matrix and Cost Analysis].","authors":"Markus Rathmayer, Sebastian Belle, Wolfgang Heinlein, Markus Dollhopf, Martin Braun, Jörg G Albert","doi":"10.1055/a-2292-9766","DOIUrl":"https://doi.org/10.1055/a-2292-9766","url":null,"abstract":"BACKGROUND\u0000With the introduction of §115f SGB V, the prerequisites for \"sector-equal remuneration\" ('Hybrid DRG') have been created. In an impact analysis, we assigned inpatient gastroenterological endoscopic (GAEN) cases in a matrix of future hybrid DRG versus outpatient surgery (AOP) or inpatient treatment.\u0000\u0000\u0000METHODS\u0000In selected DRGs (G47B, G67A, G67B, G67C, G71Z, H41D, H41E) an allocation matrix of GAEN cases was created on medical grounds. For this purpose, service groups from the DGVS service catalog ('Leistungskatalog') were assigned to the groups: 'Hybrid-DRG', 'AOP' and 'Inpatient' by a group of experts based on the DGVS position paper. Cost data from the DGVS-DRG project for the 2022 data year from 36 InEK calculation hospitals with a total of 232,476 GAEN cases were evaluated.\u0000\u0000\u0000RESULTS\u000026 service groups from the DGVS service catalog were assigned to a \"Hybrid-DRG\", 24 to the \"inpatient\" group, and 12 to the \"AOP\" group. 7 performance groups were splitted \"depending on the OPS code\" and classified at this level. Cases with additional fees were excluded from a hybrid DRG because these cannot be agreed there.The cost analysis shows that services that are already in the AOP have a similar cost level to services that have been classified as 'Hybrid-DRG'. With the cost calculation, a cost level could be presented for the hybrid DRGs formed.\u0000\u0000\u0000CONCLUSION\u0000Based on clearly defined structural, procedural and personnel requirements, services from suitable DRGs can be transferred to a hybrid DRG. Assigning services without the involvement of clinical experts seems extremely difficult. Case assignment based on arbitrary contextual factors increases complexity without demonstrably increasing the quality of the assignment and needs to be further developed. A cost analysis can be derived from the known inpatient costs and must serve as the basis for the 2025 Hybrid DRG catalog.","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-04-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140700641","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Neoadjuvant immunotherapy in a locally advanced colon cancer patient with MSI-H and suspected Lynch syndrome: A case report. 一名患有 MSI-H 和疑似林奇综合征的局部晚期结肠癌患者的新辅助免疫疗法:病例报告。
IF 1.3 4区 医学
Zeitschrift fur Gastroenterologie Pub Date : 2024-04-11 DOI: 10.1055/a-2258-8565
Xiaoyun Li, Yining Xiang, Yunhuan Zhen, Yong Yu
{"title":"Neoadjuvant immunotherapy in a locally advanced colon cancer patient with MSI-H and suspected Lynch syndrome: A case report.","authors":"Xiaoyun Li, Yining Xiang, Yunhuan Zhen, Yong Yu","doi":"10.1055/a-2258-8565","DOIUrl":"https://doi.org/10.1055/a-2258-8565","url":null,"abstract":"Carrilizumab, a PD-1 inhibitor, has shown therapeutic effectiveness in patients with late-stage or metastatic solid tumors exhibiting DNA mismatch repair deficiency (dMMR) or microsatellite instability-high (MSI-H). dMMR/MSI-H cancer patients are known to be responsive to PD-1 inhibitors. However, the use of carrilizumab for preoperative immunotherapy in early, unresectable MSI-H/dMMR primary colon cancer lesions is relatively underexplored. We present the case of a 46-year-old male who sought medical attention at our institution due to a history of hematochezia for two weeks, right-sided abdominal pain for one week, and loose stools. Imaging indicated duodenal involvement, and a biopsy confirmed ascending colon adenocarcinoma with MSI-H status. Given that the patient's family exhibited a history of more than three confirmed cases of colorectal cancer spanning two generations, Lynch syndrome was considered. After four cycles of PD-1 antagonist immunotherapy with carrilizumab, the patient's symptoms resolved, and physical examination revealed no abdominal tenderness or palpable masses. Following radical colectomy, the primary tumor exhibited a pathological complete response. This case highlights the potential of preoperative neoadjuvant immunotherapy to improve staging accuracy and increase surgical resection rates in T4b MSI-H colon cancer patients without distant metastasis, suggesting a need for reconsideration of the treatment approach.","PeriodicalId":23853,"journal":{"name":"Zeitschrift fur Gastroenterologie","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140713020","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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