ACG Case Reports JournalPub Date : 2025-10-03eCollection Date: 2025-10-01DOI: 10.14309/crj.0000000000001843
Benjamin Davies, Martha Yearsley, Subhankar Chakraborty
{"title":"An Enigmatic Case of Vanishing Pounds.","authors":"Benjamin Davies, Martha Yearsley, Subhankar Chakraborty","doi":"10.14309/crj.0000000000001843","DOIUrl":"10.14309/crj.0000000000001843","url":null,"abstract":"<p><p>Collagenous gastritis is a rare disorder of abnormal subepithelial collagen deposition that remains poorly understood. It is characteristically associated with > 10 μm of subepithelial collagen with evidence of an inflammatory response in the lamina propria. We report a rare dual diagnosis of collagenous gastritis and collagenous duodenitis in an elderly man who previously underwent gastric antrum biopsy without identification of subepithelial collagen deposition.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01843"},"PeriodicalIF":0.5,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12494039/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145231411","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
ACG Case Reports JournalPub Date : 2025-10-03eCollection Date: 2025-10-01DOI: 10.14309/crj.0000000000001852
Kimberly Ho, Leon Zhao, Yousef Elfanagely, Breton Roussel
{"title":"Left-Colonic Intussusception Due to Necrotic Lipoma in a Young Male Patient.","authors":"Kimberly Ho, Leon Zhao, Yousef Elfanagely, Breton Roussel","doi":"10.14309/crj.0000000000001852","DOIUrl":"10.14309/crj.0000000000001852","url":null,"abstract":"<p><p>We present a rare case of left-colonic intussusception in a 31-year-old patient caused by a large, necrotic, ulcerated lipoma. This case is noteworthy as the patient is a young man, which is an atypical population for this presentation. The left colon is also a relatively uncommon site for colonic lipomas. Overlying colonic mucosal ischemia and large size of the lipoma precluded endoscopic treatment and ultimately required a partial colectomy.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01852"},"PeriodicalIF":0.5,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12494054/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145231357","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
ACG Case Reports JournalPub Date : 2025-10-02eCollection Date: 2025-10-01DOI: 10.14309/crj.0000000000001801
Anil John, Rahil Hussein, Betsy Varughese, Ahmed Elaffandi, Paul Vincent, Saad Al Kaabi
{"title":"Cystic Artery Pseudoaneurysm as a Complication of Acute Cholecystitis Presenting as Gastric Outlet Obstruction.","authors":"Anil John, Rahil Hussein, Betsy Varughese, Ahmed Elaffandi, Paul Vincent, Saad Al Kaabi","doi":"10.14309/crj.0000000000001801","DOIUrl":"10.14309/crj.0000000000001801","url":null,"abstract":"<p><p>Pseudoaneurysm of cystic artery is a rare complication of severe acute cholecystitis. We report an unusual complication of pseudoaneurysm of the cystic artery. A 42-year-old man with severe acute cholecystitis developed symptoms of gastric outlet obstruction, which was confirmed by upper endoscopy. Cross-sectional imaging showed a para duodenal hematoma because of ruptured cystic artery pseudoaneurysm. Selective angiogram confirmed the above findings, and the patient underwent therapeutic coil embolization of the pseudoaneurysm, with resolution of the symptoms of gastric outlet obstruction. An unexplained drop in hematocrit in the setting of severe cholecystitis should alert the clinician to the possibility of cystic artery pseudoaneurysm and its complications.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01801"},"PeriodicalIF":0.5,"publicationDate":"2025-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12490642/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145231397","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
ACG Case Reports JournalPub Date : 2025-10-02eCollection Date: 2025-10-01DOI: 10.14309/crj.0000000000001838
Abraham Carboo, Mohammad Ramadan, Patrick Kwaah, Pia Dogbey
{"title":"Gastroduodenal Artery Pseudoaneurysm, A Rare Cause of Gastrointestinal Bleeding Complicating Pancreatitis.","authors":"Abraham Carboo, Mohammad Ramadan, Patrick Kwaah, Pia Dogbey","doi":"10.14309/crj.0000000000001838","DOIUrl":"10.14309/crj.0000000000001838","url":null,"abstract":"<p><p>Gastroduodenal artery pseudoaneurysm is an uncommon but life-threatening complication of acute pancreatitis (AP). We present a 58-year-old man with presumed mild AP who developed massive intra-abdominal hemorrhage due to a gastroduodenal artery pseudoaneurysm. The patient's initial imaging suggested a pancreatic pseudocyst, but an atypical presentation for AP prompted a computed tomography angiogram that identified an actively bleeding pseudoaneurysm. He underwent urgent coil embolization with successful hemorrhage control. This case highlights the importance of early recognition and multidisciplinary management of visceral artery pseudoaneurysms in pancreatitis to prevent potentially catastrophic outcomes.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01838"},"PeriodicalIF":0.5,"publicationDate":"2025-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12490646/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145231328","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Duodenal Stenting in Complicated Crohn's Disease: Novel Management of Complete Discontinuity of the Small Bowel.","authors":"Paige T Shelemey, Deepti Ravi, Samson Haimanot","doi":"10.14309/crj.0000000000001853","DOIUrl":"10.14309/crj.0000000000001853","url":null,"abstract":"<p><p>A 22-year-old man with complicated Crohn's disease was admitted for proctocolectomy and ileostomy. He experienced many postoperative complications which resulted in a complete loss of continuity of the small bowel at the duodenum. To prevent leakage of bowel contents into the peritoneum, a covered colonic stent was deployed across the discontinuous sections of bowel via a combined endoscopic and surgical approach. This resulted in the formation of an enteroenteric fistula between the previously discontinuous section of small bowel, which was later removed surgically. Our case details the novel use of enteral stenting to manage complete discontinuity of the small bowel.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01853"},"PeriodicalIF":0.5,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12487938/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145211377","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Brennan W Gioe, Bryan C Luu, Michael M Ittmann, George Chen, Yvonne H Sada, Wasseem Skef
{"title":"Nonexposed Endoscopic Full Thickness Resection of Residual Disease After Definitive Chemoradiation for Locally Advanced Gastric Cancer.","authors":"Brennan W Gioe, Bryan C Luu, Michael M Ittmann, George Chen, Yvonne H Sada, Wasseem Skef","doi":"10.14309/crj.0000000000001840","DOIUrl":"10.14309/crj.0000000000001840","url":null,"abstract":"<p><p>Salvage endoscopic resection of residual esophageal neoplasia for patients that prefer to avoid surgery or are poor surgical candidates has been reported. We report a case of gastric signet ring cell carcinoma with residual disease after definitive chemoradiotherapy, that was treated with nonexposed endoscopic full thickness resection. This endoscopic resection achieved negative margins, with postresection surveillance endoscopy and imaging showing no evidence of disease. This case highlights the potential use of salvage endoscopic resection as a therapy for residual gastric cancer after chemoradiation in patients where surgery is not an option.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01840"},"PeriodicalIF":0.5,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12487942/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145211371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Kelly Fan, Maya Mahmoud, Mahmoud Y Madi, Antonio Cheesman Rocca, Wissam Kiwan
{"title":"Beyond the Bone Marrow: Uncommon Manifestation of Multiple Myeloma-A Case Report of Extramedullary Esophageal Involvement.","authors":"Kelly Fan, Maya Mahmoud, Mahmoud Y Madi, Antonio Cheesman Rocca, Wissam Kiwan","doi":"10.14309/crj.0000000000001837","DOIUrl":"10.14309/crj.0000000000001837","url":null,"abstract":"<p><p>Extramedullary multiple myeloma is an aggressive form of myeloma, with gastrointestinal involvement occurring in less than 5% of cases. We present a 60-year-old man admitted after a syncopal episode. Imaging revealed a large esophageal mass and multiple lytic bone lesions. Biopsy confirmed IgG kappa multiple myeloma without bone marrow involvement. Despite chemotherapy, the disease progressed, and the patient passed away 6 months later. Extramedullary esophageal involvement in the setting of advanced multiple myeloma is rare, with only 2 prior reported cases.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01837"},"PeriodicalIF":0.5,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12487909/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145211449","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Varun Aitharaju, Anusha Agarwal, Akash Khurana, Arjun Chatterjee, Stephen Firkins, Roma Patel, C Roberto Simons-Linares
{"title":"Endoscopic Pyloric Exclusion for Treatment of Severe Refractory Bile Reflux.","authors":"Varun Aitharaju, Anusha Agarwal, Akash Khurana, Arjun Chatterjee, Stephen Firkins, Roma Patel, C Roberto Simons-Linares","doi":"10.14309/crj.0000000000001828","DOIUrl":"10.14309/crj.0000000000001828","url":null,"abstract":"","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01828"},"PeriodicalIF":0.5,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12487943/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145211460","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Guillain-Barré Syndrome Mimicking Autoimmune Hepatitis: A Rare Entity.","authors":"Ibrahim Abdelmotelib, Dauris Rosario Lora, Omar Abdelhalim, Hazem Abosheaishaa, Sheila Eswaran, Nancy Reau","doi":"10.14309/crj.0000000000001842","DOIUrl":"10.14309/crj.0000000000001842","url":null,"abstract":"<p><p>This case report describes a rare association between autoimmune hepatitis (AIH) and Guillain-Barré syndrome. A 71-year-old woman with a history of hypertension, diabetes, and hyperlipidemia presented with elevated liver enzymes and progressive distal limb weakness. Electromyography confirmed acute motor axonal neuropathy, a variant of Guillain-Barré syndrome, without an identifiable trigger. Serologies for viral hepatitis were negative; however, autoantibodies, including antinuclear antibody, antimitochondrial antibody, and smooth muscle antibody, were positive. Liver biopsy demonstrated histopathologic features consistent with AIH, although typical clinical symptoms of AIH were not apparent. The patient's liver enzymes normalized after treatment with intravenous immunoglobulin. Further investigation into this uncommon clinical association is warranted.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01842"},"PeriodicalIF":0.5,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12487907/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145211374","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sameer Rao, Esli Medina-Morales, Riya Sutariya, Vraj Shah, Ritik Mahaveer Goyal, Vivian Purizaga, Bryan Medina-Morales, Maria Kapsoli, Harold Benites-Goñi
{"title":"Gastric Mixed Adenoma Well-Differentiated Neuroendocrine Tumor or Mixed Neuroendocrine-Non-neuroendocrine Neoplasm: A Case of Classification Dilemma.","authors":"Sameer Rao, Esli Medina-Morales, Riya Sutariya, Vraj Shah, Ritik Mahaveer Goyal, Vivian Purizaga, Bryan Medina-Morales, Maria Kapsoli, Harold Benites-Goñi","doi":"10.14309/crj.0000000000001841","DOIUrl":"10.14309/crj.0000000000001841","url":null,"abstract":"<p><p>Mixed neuroendocrine-non-neuroendocrine neoplasms (MiNENs) and mixed adenoma with well-differentiated neuroendocrine tumors (MANETs) are rare neoplasms composed of neuroendocrine (NE) and non-NE components. Accurate classification is essential, as MiNENs are typically aggressive, whereas MANETs typically follow an indolent course. We present a case of a gastric mixed tumor in a 69-year-old woman, comprising tubular adenoma, adenocarcinoma in situ, and a low-grade NE tumor. Although the tumor did not meet the current WHO criteria for MiNEN, it demonstrated unusually aggressive behavior including rapid progression and lymph node metastasis, atypical for a MANET. This highlights the need to refine current diagnostic classifications to better treat such mixed tumors, as MANETs are typically managed with polypectomy, whereas MiNENs may require extensive endoscopic or surgical intervention.</p>","PeriodicalId":7394,"journal":{"name":"ACG Case Reports Journal","volume":"12 10","pages":"e01841"},"PeriodicalIF":0.5,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12487910/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145211457","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}