Surgical Case Reports最新文献

{"title":"Spontaneously Ruptured Pancreatic Mucinous Cystic Neoplasm: A Case Report.","authors":"Masataka Hirano, Masanori Tsujie, Takayoshi Goto, Chikato Koga, Soichiro Mori, Daisuke Takiuchi, Kentaro Nishida, Masatoshi Nomura, Yukihiro Yoshikawa, Koki Tamai, Takuya Hamakawa, Mitsuyoshi Tei, Yusuke Akamaru","doi":"10.70352/scrj.cr.24-0087","DOIUrl":"10.70352/scrj.cr.24-0087","url":null,"abstract":"<p><strong>Introduction: </strong>Pancreatic mucinous cystic neoplasm (MCN) is a cystic tumor of the pancreas typically located in the pancreatic body or tail in middle-aged women. However, MCN rupture is rare. This report describes a case of MCN with spontaneous rupture during follow-up.</p><p><strong>Case presentation: </strong>The patient was a 34-year-old woman. Contrast-enhanced computed tomography (CECT) and magnetic resonance imaging (MRI) revealed a 130 mm multifocal cyst in the pancreatic tail. The cyst, characterized by multiple septa and cyst-in-cyst structures, was diagnosed as an MCN. Initially, the patient opted for periodic follow-ups instead of surgical resection. After a gradual increase in cyst size, surgery was scheduled approximately 1 year later. Two days before the scheduled surgery, the patient experienced unexplained lower abdominal pain. Moreover, CECT revealed a shrinking cystic mass in the pancreatic tail along with the presence of ascites, leading to a diagnosis of spontaneous rupture of the pancreatic cyst. No peritonitis was detected, and a distal pancreatectomy was performed 2 days after admission. Pathological examination confirmed that the pancreatic cyst was a noninvasive mucinous cystadenocarcinoma. The abdominal cavity contained large amounts of turbid ascites with neutrophils but no bacterial growth. Strong inflammatory changes were noted at the cyst wall disruption site. Despite the development of a pancreatic fistula (ISGPF Grade BL, Clavien-Dindo Grade II), the patient was discharged from the hospital on postoperative day 16 and remained alive and recurrence-free for 18 months after surgery.</p><p><strong>Conclusion: </strong>Spontaneous rupture of an MCN is rare. In this study, we report our case and review previously published cases of MCN rupture. We also discuss the potential causes of the spontaneous rupture in our case.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11850215/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143504333","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":"Extracorporeal Membrane Oxygenation-Assisted Thoracic Surgery: A Series of 10 Cases.","authors":"Yuzu Harata, Kazuhiro Imai, Shinogu Takashima, Shoji Kuriyama, Hidenobu Iwai, Haruka Suzuki, Ryo Demura, Sumire Shibano, Yoshihiro Minamiya","doi":"10.70352/scrj.cr.24-0004","DOIUrl":"10.70352/scrj.cr.24-0004","url":null,"abstract":"<p><strong>Introduction: </strong>Extracorporeal membrane oxygenation (ECMO) is a type of extracorporeal circulation used to divert blood from and deliver blood to peripheral blood vessels. Recently, the use of ECMO has been reported in various non-transplant surgeries. Particularly in tracheal surgeries, ECMO provides an unobstructed surgical field and enables safe induction of general anesthesia in difficult intubation cases. Here, we report on 10 cases of thoracic surgery in which ECMO was employed at our institution.</p><p><strong>Case presentation: </strong>These 10 cases comprise 4 tracheal cancer surgeries, 2 lung cancer surgeries, and 1 case each of surgery for thyroid cancer, mediastinal cancer, tracheomalacia, and tracheobronchial injury. Veno-venous (VV)-ECMO is most often selected, but veno-arterial (VA)-ECMO is chosen when recirculation with VV-ECMO is unacceptable, when pulmonary artery bleeding needs to be controlled, or when cardiac support is necessary. Among the 10 presented cases, VV-ECMO was used in 8, while VA-ECMO was employed in 2. Three of these cases involved ECMO bailout due to dyspnea caused by airway stenosis. Six of the patients did not receive heparin maintenance. Of those, 1 was maintained on nafamostat mesilate, 2 were maintained on nafamostat mesilate after receiving a single dose of heparin, and 3 received only a single dose of heparin. In none of those cases did ECMO fail to maintain flow due to thrombus formation. A postoperative hemothorax occurred as one of the ECMO-related complications in Case 4. There were no perioperative cardiopulmonary complications, in-hospital deaths, or deaths within 30 days after surgery. One patient died from metastatic recurrence of non-small cell lung cancer 5 months after surgery, another from progression of disease in mediastinal anaplastic cancer 4 months after surgery, and the 3rd from upper gastrointestinal bleeding 2 years after surgery. The other 7 patients remain alive.</p><p><strong>Conclusions: </strong>ECMO is useful in tracheal surgery and in cases where intubation is difficult or dangerous, because it facilitates safe and accurate surgery. We also believe that individualized anticoagulant strategies can be safely implemented.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11926330/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143692848","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":"Impact of Right Top Pulmonary Vein Location on Subcarinal Lymph Node Dissection in Thoracoscopic Esophagectomy: A Case Report and Literature Review.","authors":"Takeshi Horaguchi, Yuta Sato, Yuji Hatanaka, Yoshihiro Tanaka, Noriki Mitsui, Masahiro Fukada, Itaru Yasufuku, Ryuichi Asai, Jesse Yu Tajima, Nobuhisa Matsuhashi","doi":"10.70352/scrj.cr.24-0093","DOIUrl":"10.70352/scrj.cr.24-0093","url":null,"abstract":"<p><strong>Introduction: </strong>The right top pulmonary vein (RTPV) is a rare anatomical variant that arises independently of the right superior lobe. It drains behind the right main bronchus or bronchus intermedius and into the left atrium or another pulmonary vein. This anomaly poses challenges during subcarinal lymph node dissection in thoracic surgery, such as esophagectomy, owing to the risk of vascular injury. The RTPV is mainly located behind the right main bronchus and right intermediate bronchus; however, reports of subcarinal dissection focusing on these sites are lacking. Herein, we present a case of esophageal cancer with an RTPV that was treated with thoracoscopic esophagectomy and propose a convenient classification for the anatomical findings and RTPV site.</p><p><strong>Case presentation: </strong>A 71-year-old man underwent a thoracoscopic esophagectomy for esophageal cancer (T1bN0M0) during a routine medical checkup. A preoperative computed tomography scan revealed an anomaly in which the RTPV drained into the left atrium behind the right main bronchus. Radical subcarinal lymphadenectomy was performed while preserving the RTPV, using 3 dimensions for preoperative simulation and intraoperative navigation. The operation lasted 6 h and 42 min, and the blood loss volume was 30 mL. The patient's postoperative course was uneventful, and he was discharged on postoperative day 21.</p><p><strong>Conclusions: </strong>In a retrospective review of esophageal cancer surgery cases at our hospital, RTPV was observed in 17/314 cases (5.4%). The most common inflow site was the inferior pulmonary vein (IPV) (9 cases), followed by the left atrium (5 cases), superior pulmonary vein (2 cases), and superior branch of the IPV (1 case). The inflow site was behind the right main bronchus and the right intermediate bronchus in 4 and 13 cases, respectively. Compared to past reviews, the inflow site varied somewhat; however, the vascular location remained the same. By classifying the areas behind the right main and right intermediate bronchi as Zones 1 and 2, respectively, cases in which the RTPV runs through Zone 1, as identified on preoperative computed tomography, should be manipulated with caution due to the risk of injury during lymph node dissection beneath the tracheal bifurcation.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11873321/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143543579","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":"A Case of Appendicitis Due to Burkitt Lymphoma Masking the Systemic Symptoms of Rapidly Progressing Burkitt Lymphoma.","authors":"Tomoya Masuda, Ryoma Sugimoto, Kenta Kobashi, Hiroshi Ishii, Kensuke Tsunemitsu","doi":"10.70352/scrj.cr.24-0178","DOIUrl":"10.70352/scrj.cr.24-0178","url":null,"abstract":"<p><strong>Introduction: </strong>Primary malignant lymphoma of the appendix is a rare disease, and primary Burkitt lymphoma of the appendix has been reported very rarely in Japan. Burkitt lymphoma is an aggressive lymphoma that progresses more rapidly than other malignant lymphomas, making it sometimes difficult to distinguish between systemic symptoms, such as fever associated with lymphoma progression and fever caused by appendicitis.</p><p><strong>Case presentation: </strong>A 21-year-old man underwent open appendectomy after antibiotic treatment for acute appendicitis proved ineffective. Postoperative pathological findings confirmed acute appendicitis. Antibiotics were continued after surgery, and the patient's fever and abdominal symptoms gradually improved. However, abdominal distension recurred on the 18th day of hospitalization. Blood tests showed a re-elevation of the white blood cell count, suggesting a postoperative intraperitoneal abscess. Despite further antibiotic treatment, fever and leukocytosis persisted. On the 28th day of hospitalization, abnormal lymphocytes were detected in the peripheral blood, and we realized that the persistent fever was due to systemic symptoms of malignant lymphoma rather than a complication of appendicitis. On the 30th day, the patient was referred to the hematology department and subsequently diagnosed with Burkitt lymphoma. Chemotherapy was initiated on the 40th day of hospitalization. At the time of this writing, the patient had remained alive without recurrence for 4 years 3 months postoperatively.</p><p><strong>Conclusion: </strong>In this case, symptoms of acute appendicitis and systemic symptoms of malignant lymphoma appeared simultaneously. As a result, the systemic symptoms of malignant lymphoma were misdiagnosed as postoperative complications, leading to a delay in diagnosis. Primary appendiceal Burkitt lymphoma is extremely rare, and its clinical features remain unknown. It is important to recognize that primary appendiceal Burkitt lymphoma can present with systemic symptoms concurrently with appendicitis. Surgeons should be aware of the clinical features of appendicitis caused by Burkitt lymphoma, which differ from those caused by other appendiceal tumors or malignant lymphoma.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11879255/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143558035","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":"Meckel's Diverticulum Mimicking a Postoperative Flange with Acute Intestinal Obstruction and Midgut Volvulus: A Case Report.","authors":"Stéphane Kohpe Kapseu, Venant Tchokonte-Nana","doi":"10.70352/scrj.cr.24-0079","DOIUrl":"https://doi.org/10.70352/scrj.cr.24-0079","url":null,"abstract":"<p><strong>Introduction: </strong>The interest of this case lies in the exceptional and rare character of the observed association.: Meckel's diverticulum (MD) mimicking a postoperative flange complicated by acute intestinal obstruction and malrotation by midgut volvulus.</p><p><strong>Case presentation: </strong>A 17-year-old black male student, with a body mass index of 28 kg/m² was admitted to the emergency department of a 4th category rural hospital, with paroxystic abdominal pain and vomiting. Medical history revealed an abdominal surgery for an umbilical hernia 3 years earlier. There was no malformation such as imperforate anus, Hirschsprung's disease, esophageal tracheal fistula, or cardiac anomaly in the medical history. An abdominal X-ray confirmed an acute intestinal obstruction showing hydroaeric levels. The diagnosis of acute intestinal obstruction on a flange was retained. A median laparotomy was performed; a solid mass-like lengthy structure mimicking postoperative flange was seen associated with midgut volvulus, while a malposition of the intestine was observed with a mesenteric band, as well as a hyperemic appendix. A 90° rotation stop of the midgut also called a complete common mesentery was in place; we then carried out a Ladd procedure. Morpho-pathological examination of the surgical specimens revealed the following: richly vascularized fibro-adipose tissues with no evidence of malignancy in the diverticular specimen, and acute pan-appendicitis with no evidence of malignancy in the appendicular specimen. The patient started to ingest food orally on the third postoperative day, and he was discharged uneventfully on the fifth day.</p><p><strong>Conclusion: </strong>MD, although generally a tubular structure, may sometimes appear as a non-tubular mass during clinical examination. Intestinal obstruction due to MD associated with midgut volvulus is exceptional. Management of this association should be based on accurate knowledge of the morpho-embryological specificities during gut development.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11868803/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143543581","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":"Robot-Assisted Total Proctocolectomy for Familial Adenomatous Polyposis with Multiple Colorectal Cancers Using the Hugo RAS System.","authors":"Yu Yoshida, Yuki Aisu, Yoshiro Itatani, Koya Hida, Ryosuke Okamura, Masahiro Maeda, Nobuaki Hoshino, Hisatsugu Maekawa, Atsushi Ikeda, Keiko Kasahara, Hiromitsu Kinoshita, Shigeo Hisamori, Shigeru Tsunoda, Kazutaka Obama","doi":"10.70352/scrj.cr.25-0035","DOIUrl":"10.70352/scrj.cr.25-0035","url":null,"abstract":"<p><strong>Introduction: </strong>Experience with the Hugo RAS system in robot-assisted colorectal surgery is limited. This is particularly noticeable when focusing on complex procedures, such as total proctocolectomy (TPC). This study aimed to demonstrate the feasibility and safety of using the Hugo RAS system for TPC.</p><p><strong>Case presentation: </strong>A 27-year-old woman with multiple colorectal cancers with a background of familial adenomatous polyposis underwent robot-assisted TPC, including lymph node dissection of the entire colorectal region using the Hugo RAS system. The robotic procedure was divided into 3 steps: 1) Trendelenburg position to perform ascending colon complete mesocolic excision (CME) to the hepatic flexure, 2) descending colon CME and total mesorectal excision with D3 lymph node dissection, and 3) flat position to perform central vessel ligation along the superior mesenteric artery. After undocking, the specimen was extracted transanally, and an ileal pouch was constructed from a small laparotomy at the umbilical incision, followed by ileal pouch-anal anastomosis. The operative time was 632 min, and the estimated blood loss was minimal. The postoperative period was uneventful.</p><p><strong>Conclusions: </strong>Robot-assisted TPC using the Hugo RAS system is safe and feasible. The flexibility of Hugo, which is carried by a modular-type surgical robot with multiple independent arms, enables safe and effective advanced procedures.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11946455/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143731639","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":"Surgical Resection of a Pseudoaneurysm of the First Dorsal Metatarsal Artery after Unsuccessful Embolization: A Case Report and Literature Review.","authors":"Hiroto Yasumura, Kenichi Arata, Goichi Yotsumoto, Hideyuki Satozono, Koichiro Shimoishi, Yoshihiro Fukumoto, Yuki Ogata, Tomoyuki Matsuba, Yoshiharu Soga","doi":"10.70352/scrj.cr.24-0020","DOIUrl":"10.70352/scrj.cr.24-0020","url":null,"abstract":"<p><strong>Introduction: </strong>Aneurysms of peripheral foot arteries are extremely rare. Dorsalis pedis artery aneurysms account for 0.5% of peripheral artery aneurysms of the lower limbs. Here, we present a case of pseudoaneurysm of the first dorsal metatarsal artery of the foot and discuss the therapeutic strategy based on a literature review.</p><p><strong>Case presentation: </strong>A 76-year-old man with no history of foot trauma presented with pain and a pounding mass in the dorsum of the left foot. Echography revealed a 29 × 18 × 20 mm saccular aneurysm with to-and-fro blood flow. Contrast-enhanced computed tomography revealed an aneurysm in the first dorsal metatarsal artery. Angiography of the aneurysm revealed no arterial drainage. Embolization was subsequently performed only for the feeding artery, which was the proximal first dorsal metatarsal artery, using the 2 Target nanocoils (Stryker; Boston, MA, USA), resulting in successful occlusion. However, echography performed a few months after embolization revealed a recurrence of blood flow and enlargement of the coiled aneurysm. Nine months after embolization, the pain in the dorsum of the foot recurred. Therefore, we performed a surgical resection of the dorsal metatarsal artery aneurysm (38 × 26 × 26 mm) under general anesthesia. The first distal dorsal metatarsal artery exhibited pulsatile bleeding, and angiography of the distal dorsal metatarsal artery revealed a patent pedal arch and posterior tibial artery. Therefore, revascularization was not performed. The postoperative course was uneventful. The pathological examination indicated that the mass was a pseudoaneurysm.</p><p><strong>Conclusions: </strong>The treatments for peripheral foot artery aneurysms include observation, thrombin injection, ultrasound compression, embolization, surgical excision, and ligation. As the long-term outcomes of embolization for such aneurysms are unknown and cases are limited, surgical excision that is safe and definitive is recommended as the first-line treatment.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11835978/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143459414","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":"Pneumatocele Development after Deceased-Donor Liver Transplantation for Multiple Hepatic Cysts due to Autosomal Dominant Polycystic Kidney Disease: A Case Report.","authors":"Atsushi Yoshiyama, Mitsuaki Kawashima, Sodai Nagata, Takahito Fukushima, Koji Aze, Yue Cong, Keita Nakao, Masayuki Nakao, Gouji Toyokawa, Chihiro Konoeda, Kiyoshi Hasegawa, Masaaki Sato","doi":"10.70352/scrj.cr.24-0005","DOIUrl":"10.70352/scrj.cr.24-0005","url":null,"abstract":"<p><strong>Introduction: </strong>A pneumatocele is a cystic change in the lung that can develop as a sequelae of infection, inflammation, positive-pressure ventilation, thoracic trauma, and rarely after lung resection. Pneumatocele development triggered by an extrathoracic etiology is rare. Herein, we report a case of a pneumatocele that developed after a deceased-donor liver transplantation.</p><p><strong>Case presentation: </strong>A 57-year-old woman with a diagnosis of autosomal dominant polycystic kidney disease underwent deceased-donor liver transplantation for polycystic liver disease. She did not have any background lung disease, although her right lower lobe was mostly atelectatic due to a remarkably elevated diaphragm. The liver transplant itself was uneventful. A small hole was made in the right diaphragm during the dissection of the liver, but it was successfully repaired without any injury to the lung. On postoperative day 1, the chest radiograph revealed a round hypertranslucency on the right side, which was initially considered subphrenic air retention, and no further evaluation was made at that time. Given that the hypertranslucency persisted, follow-up computed tomography was performed on postoperative day 18, and revealed an air-fluid level above the diaphragm in the right thoracic cavity. Thoracoscopic investigation revealed an intrathoracic hematoma within a pneumatocele in the right lower lobe, which was not detected in the pretransplant computed tomography. The hematoma was removed, and the pneumatocele was resected.</p><p><strong>Conclusions: </strong>We experienced a case of a pneumatocele that developed after deceased-donor liver transplantation for multiple hepatic cysts due to autosomal dominant polycystic kidney disease. Although the mechanisms are speculative, the pneumatocele might have been triggered by the sudden alleviation of the elevated diaphragm and reinflation of the atelectatic lung.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11937134/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143721311","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":"Adult Cystic Intestinal Duplication of the Ileum Laparoscopically Resected after Preoperative Diagnosis with Cine Magnetic Resonance Imaging and Abdominal Ultrasound: A Case Report.","authors":"Takashi Takeda, Katsuki Danno, Tadafumi Fukata, Itsuko Nakamichi, Kei Yamamoto, Masaya Higashiguchi, Kozo Noguchi, Takafumi Hirao, Mitsugu Sekimoto, Yoshio Oka","doi":"10.70352/scrj.cr.25-0015","DOIUrl":"10.70352/scrj.cr.25-0015","url":null,"abstract":"<p><strong>Introduction: </strong>Small bowel duplication in adults is an uncommon congenital anomaly that often presents with nonspecific symptoms, such as abdominal pain, vomiting, or constipation, which complicates diagnosis. Imaging techniques such as computed tomography (CT) and ultrasonography are commonly used, and cine magnetic resonance imaging (MRI) has emerged as a promising modality for diagnosing duplication cysts by capturing peristaltic movements. Surgical resection is the definitive treatment for preventing complications such as obstruction, infection, or malignant transformation.</p><p><strong>Case presentation: </strong>A woman in her thirties visited the emergency department with persistent lower abdominal pain. Physical examination and laboratory tests, including those for tumor markers, were unremarkable. CT revealed a cystic mass near the uterus, and pelvic MRI revealed a cystic lesion that had migrated during follow-up imaging. Cine MRI showed peristaltic movements within the lesion, and abdominal ultrasonography confirmed a cystic structure with wall movements resembling intestinal peristalsis. Based on these findings, the diagnosis of a noncommunicating small bowel duplication cyst was made.The patient underwent a laparoscopic single-port partial resection of the ileum. A cystic lesion located 75 cm proximal to the terminal ileum was excised along with a segment of the small intestine. Histopathological examination revealed a duplicated cyst lined with the small intestinal mucosa, confirming the diagnosis. The postoperative course was uneventful, and the patient was discharged 1 week postoperatively.</p><p><strong>Conclusion: </strong>This case highlights the utility of cine MRI and ultrasonography in the preoperative diagnosis of small bowel duplication cysts. In particular, cine MRI provides dynamic visualization of peristaltic movements within the cyst, enabling a confident diagnosis. The migration of the cyst observed on serial MRI examinations further corroborated the origin of this duplication. These findings emphasize the importance of advanced imaging modalities in the diagnosis of rare intestinal anomalies. Preoperative diagnosis of small bowel duplication cysts can be significantly enhanced by using cine MRI and ultrasonography to detect peristaltic movements. These modalities offer critical insights that aid timely surgical intervention and improve outcomes.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11973249/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143804009","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":"Sclerosing Angiomatoid Nodular Transformation of the Laparoscopically Resected Spleen: Case Reports and Review of the Literature.","authors":"Shingo Yamasaki, Hiroto Nishino, Takayuki Anazawa, Yuki Teramoto, Takahiro Nishio, Shoichi Kageyama, Kazuyuki Nagai, Yoichiro Uchida, Hironori Haga, Etsuro Hatano","doi":"10.70352/scrj.cr.24-0057","DOIUrl":"10.70352/scrj.cr.24-0057","url":null,"abstract":"<p><strong>Introduction: </strong>Most splenic tumors are benign; however, it is essential to differentiate them from malignant tumors, such as malignant lymphoma and metastatic tumors. Sclerosing angiomatoid nodular transformation (SANT) is a relatively rare benign tumor that has been reported recently. Splenectomy is performed in most cases of SANT because of the challenges associated with a definitive diagnosis. However, in some cases, SANT can be diagnosed through endoscopic ultrasound-guided fine-needle aspiration (EUS-FNA), and these cases are subsequently followed up. In this report, we present 2 cases of splenic SANT that underwent laparoscopic resection. In Case 1, atypical imaging findings required EUS-FNA for further evaluation. Case 2 exhibited typical imaging findings of SANT, and therefore, EUS-FNA was not performed.</p><p><strong>Case presentation: </strong>Case 1: A 47-year-old female was found to have a 26 mm tumor in the spleen on abdominal ultrasonography during follow-up for gallbladder polyps. Abdominal computed tomography (CT), magnetic resonance imaging (MRI), and positron emission tomography-CT were performed. EUS-FNA was performed because of the high surgical risk associated with pulmonary hypertension and because hemangioendothelioma, an intermediate malignancy, was suspected. Subsequently, laparoscopic splenectomy was performed, and SANT was diagnosed. Case 2: A 46-year-old female had an incidental detection of a tumor in the spleen on CT. SANT was suspected based on CT and MRI findings. Malignancy could not be completely ruled out owing to the gradual growth of the mass; therefore, the patient was referred to our hospital for surgery. Laparoscopic splenectomy was performed, and SANT was subsequently diagnosed.</p><p><strong>Conclusion: </strong>SANT is a benign tumor that is difficult to diagnose; however, in some cases, it can be diagnosed using EUS-FNA. We report 2 cases of SANT of the spleen that underwent laparoscopic resection. In cases where the diagnosis is confirmed through imaging or histological examination, disease management with follow-up and without surgery is a possible alternative.</p>","PeriodicalId":22096,"journal":{"name":"Surgical Case Reports","volume":"11 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11973248/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143804020","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}