Radiology Case Reports最新文献

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Super-Selective Embolization Using Flow-Directed Microcatheter and 0.010-inch Microwire for Type II Endoleak Following Thoracic Endovascular Aortic Repair: A Three-Case Report 使用定向微导管和0.010英寸微丝超选择性栓塞治疗胸血管内主动脉修补术后II型腔漏:3例报告
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.040
Hiroki Kamada MD, PhD, Sota Oguro MD, PhD, Hiromitsu Tannai MD, PhD, Hiroyuki Sakakibara MD, PhD, Kei Takase MD, PhD
{"title":"Super-Selective Embolization Using Flow-Directed Microcatheter and 0.010-inch Microwire for Type II Endoleak Following Thoracic Endovascular Aortic Repair: A Three-Case Report","authors":"Hiroki Kamada MD, PhD,&nbsp;Sota Oguro MD, PhD,&nbsp;Hiromitsu Tannai MD, PhD,&nbsp;Hiroyuki Sakakibara MD, PhD,&nbsp;Kei Takase MD, PhD","doi":"10.1016/j.radcr.2025.09.040","DOIUrl":"10.1016/j.radcr.2025.09.040","url":null,"abstract":"<div><div>Type II endoleak (T2EL) following thoracic endovascular aortic repair (TEVAR) may lead to progressive aneurysm enlargement, necessitating further intervention. This report presents 3 cases of persistent T2EL with aneurysm growth after TEVAR, and managed through endovascular embolization using flow-directed microcatheters and 0.010-inch guidewires, employing N-butyl cyanoacrylate (NBCA) either alone or in combination with coils. Aneurysmal sac embolization was successfully performed in all cases, despite significant vascular tortuosity, resulting in favorable immediate outcomes without complications. A key advantage observed was the ability of flow-directed microcatheters to navigate into distal, tortuous feeding vessels that are typically inaccessible using conventional methods. While NBCA alone was effective for embolizing small sacs, a combination of coils and NBCA provided more controlled and stable embolization in larger sacs. However, follow-up computed tomography revealed new endoleaks in 2 cases, emphasizing the need for continued monitoring. While short-term results are promising, further studies are needed to assess long-term recurrence risks. This case series highlights the effectiveness of flow-directed microcatheters, 0.010-inch microwires, and targeted embolization techniques in managing T2EL following TEVAR.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 1-8"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223656","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rare congenital coronary artery anomalies diagnosed by coronary CT angiography: A 4-case series 冠状动脉CT血管造影诊断罕见先天性冠状动脉异常:附4例报告
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.029
Le Van Lam MD, Truong Minh Thuong MD, Tran Quyet Thang MD, Vu Thi Thuy Huong MD, Tran Minh Vu MD, Hoang Phan Thu Ha BSc, Duong Dinh Tuan Linh BSc, Phung Xuan Thinh BSc
{"title":"Rare congenital coronary artery anomalies diagnosed by coronary CT angiography: A 4-case series","authors":"Le Van Lam MD,&nbsp;Truong Minh Thuong MD,&nbsp;Tran Quyet Thang MD,&nbsp;Vu Thi Thuy Huong MD,&nbsp;Tran Minh Vu MD,&nbsp;Hoang Phan Thu Ha BSc,&nbsp;Duong Dinh Tuan Linh BSc,&nbsp;Phung Xuan Thinh BSc","doi":"10.1016/j.radcr.2025.09.029","DOIUrl":"10.1016/j.radcr.2025.09.029","url":null,"abstract":"<div><div>Congenital coronary artery anomalies (CCAAs) are uncommon but may cause myocardial ischemia, arrhythmias, or sudden cardiac death. Coronary computed tomography angiography (CCTA) provides precise, noninvasive assessment of these variants. We report 4 rare CCAA cases detected by CCTA: (1) coronary cameral fistula from the left coronary artery (LCA) to the left ventricle with associated myocardial bridging; (2) interarterial course of the right coronary artery (RCA) between the aorta and pulmonary artery; (3) congenital absence of the RCA with a dominant left system; and (4) dual RCAs. Three patients presented with exertional chest pain, one was found incidentally. All were managed conservatively based on absence of hemodynamic compromise and low ischemic risk; symptoms resolved or improved on follow-up (3-12 months). This series illustrates the spectrum of rare CCAAs and emphasizes CCTA’s role in differentiating malignant from benign variants, guiding management, and avoiding unnecessary interventions.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 59-64"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223659","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Aberrant right subclavian artery (ARSA) presenting with esophageal pseudo-neoplastic symptoms, dyspepsia, and hemodynamic findings 右锁骨下动脉(ARSA)异常,表现为食道假性肿瘤症状、消化不良和血流动力学表现
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.033
Soheil Mirzaei PhD , Zahra Motaghed PhD
{"title":"Aberrant right subclavian artery (ARSA) presenting with esophageal pseudo-neoplastic symptoms, dyspepsia, and hemodynamic findings","authors":"Soheil Mirzaei PhD ,&nbsp;Zahra Motaghed PhD","doi":"10.1016/j.radcr.2025.09.033","DOIUrl":"10.1016/j.radcr.2025.09.033","url":null,"abstract":"<div><div>Aberrant right subclavian artery (ARSA) is the most common congenital anomaly of the aortic arch. Though often asymptomatic, it may cause esophageal compression and mimic neoplastic lesions. Accurate diagnosis via CT angiography is essential, especially before thoracic or cervical surgery. A 68-year-old woman presented with dyspepsia, dyspnea, and epigastric pain. Endoscopy revealed a polypoid lesion suggestive of malignancy. CT imaging showed ARSA passing posterior to the esophagus, with no mass detected. Hemodynamic evaluation revealed inter-arm blood pressure discrepancy and bradycardia. ARSA can lead to dysphagia lusoria and other compressive symptoms. Its association with Kommerell’s diverticulum and non-recurrent laryngeal nerve has surgical implications. Treatment options include open, endovascular, and hybrid approaches. ARSA should be considered in patients with atypical esophageal symptoms. Imaging plays a key role in diagnosis and guiding appropriate, individualized treatment.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 65-69"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223660","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Imaging the butterfly: A rare presentation of bilateral primary small lymphocytic lymphoma in the infratemporal fossa with incidental detection 蝴蝶影像:一个罕见的双侧颞下窝原发性小淋巴细胞淋巴瘤的偶然发现
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.012
Mehdi Borni MD , Brahim Kammoun MD , Marouen Taallah MD , Hela Ben Jmeaa MD , Yosra Mzid MD , Omar Kammoun MD , Mohamed Zaher Boudawara Pr
{"title":"Imaging the butterfly: A rare presentation of bilateral primary small lymphocytic lymphoma in the infratemporal fossa with incidental detection","authors":"Mehdi Borni MD ,&nbsp;Brahim Kammoun MD ,&nbsp;Marouen Taallah MD ,&nbsp;Hela Ben Jmeaa MD ,&nbsp;Yosra Mzid MD ,&nbsp;Omar Kammoun MD ,&nbsp;Mohamed Zaher Boudawara Pr","doi":"10.1016/j.radcr.2025.09.012","DOIUrl":"10.1016/j.radcr.2025.09.012","url":null,"abstract":"<div><div>The infratemporal fossa is a deep anatomical space rarely involved in lymphoproliferative disorders. Small lymphocytic lymphoma (SLL), a low-grade subtype of non-Hodgkin lymphoma (NHL), is exceptionally rare in this region, with only a few cases reported in the literature. We report the first known case of a 48-year-old patient with a primary, bilateral, butterfly-shaped SLL of the infratemporal fossae, discovered incidentally during imaging after a road traffic accident. Clinical signs of infratemporal fossa involvement are often nonspecific or absent, particularly in indolent forms like SLL. Diagnosis relies on imaging, histopathology, and immunohistochemistry. Treatment typically involves chemotherapy, especially purine analogues, while surgery is usually limited to diagnostic biopsy. Long-term follow-up with laboratory and radiologic monitoring is essential due to the risk of recurrence or systemic involvement, including the spleen, liver, and lymph nodes.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 70-77"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223563","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bilateral superior and inferior thyroid artery embolization for massive thyroidectomy site bleeding: A case report 双侧甲状腺上、下动脉栓塞治疗甲状腺切除术大出血1例
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.014
Zineb Essolaymany MD , Zineb Yammouri MD , Hajar Ouazzani MD , Ismail Chaouche MD , Amal Akammar MD , Nizar El Bouardi MD , Badreddine Alami MD , Moulay Youssef Alaoui Lamrani MD , Meryem Boubbou MD , Mustapha Maâroufi MD
{"title":"Bilateral superior and inferior thyroid artery embolization for massive thyroidectomy site bleeding: A case report","authors":"Zineb Essolaymany MD ,&nbsp;Zineb Yammouri MD ,&nbsp;Hajar Ouazzani MD ,&nbsp;Ismail Chaouche MD ,&nbsp;Amal Akammar MD ,&nbsp;Nizar El Bouardi MD ,&nbsp;Badreddine Alami MD ,&nbsp;Moulay Youssef Alaoui Lamrani MD ,&nbsp;Meryem Boubbou MD ,&nbsp;Mustapha Maâroufi MD","doi":"10.1016/j.radcr.2025.09.014","DOIUrl":"10.1016/j.radcr.2025.09.014","url":null,"abstract":"<div><div>Thyroidectomy is a well-described procedure involving partial or total excision of the thyroid gland. It can be associated with some worrisome and dangerous postoperative complications, including postoperative hematoma. Embolization of the thyroid arteries is of great benefit in cases of persistent or recurrent bleeding in the thyroid bed, but is very rarely described in the setting of a post-operative hematoma. We describe a rare case of a patient admitted for a massive thyroidectomy site bleeding who underwent bilateral embolization of superior and inferior thyroid arteries using micro-coils, after unsuccessful surgical attempts at hemostasis.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 21-28"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223565","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Novel application of transcervical radiofrequency ablation for symptomatic cystic adenomyosis. Case report 经颈射频消融治疗症状性囊性脑卒中的新应用。病例报告
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.018
Elvin Piriyev MD , Thomas Römer MD
{"title":"Novel application of transcervical radiofrequency ablation for symptomatic cystic adenomyosis. Case report","authors":"Elvin Piriyev MD ,&nbsp;Thomas Römer MD","doi":"10.1016/j.radcr.2025.09.018","DOIUrl":"10.1016/j.radcr.2025.09.018","url":null,"abstract":"<div><div>Cystic adenomyosis is a rare subtype of adenomyosis characterized by cystic lesions within the myometrium, causing significant dysmenorrhea and pelvic pain. Traditional surgical treatments, such as laparoscopic or hysteroscopic excision, can be challenging, particularly with deep intramyometrial lesions, and risk uterine tissue trauma potentially impairing future fertility. We report the first known case of symptomatic cystic adenomyosis successfully treated using transcervical intrauterine ultrasound-guided radiofrequency ablation (RFA). A 35-year-old woman with severe dysmenorrhea, hypermenorrhea, and a 2.5 cm cystic adenomyotic lesion located deeply within the anterior myometrium underwent combined transcervical RFA (Sonata System) and laparoscopic excision of superficial peritoneal endometriosis. Real-time intraoperative ultrasound enabled safe and precise ablation with minimal myometrial injury. Six-month postoperative follow-up demonstrated complete resolution of the cystic adenomyosis and significant symptomatic relief, with only minimal residual scar tissue. Compared to conventional surgical methods, transcervical RFA offered substantial advantages including minimal invasiveness, preservation of uterine architecture, rapid recovery, and fertility preservation. This case highlights transcervical RFA as a promising, uterus-sparing therapeutic approach for managing complex cystic adenomyosis lesions, especially beneficial for women desiring future pregnancy. Further studies are warranted to evaluate long-term outcomes and broader applicability.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 9-13"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223663","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Radiologic evaluation of scrotal lesions: A case of polyorchidism with abnormal ultrasound findings 阴囊病变的影像学评价:超声异常多囊症1例
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.056
Aileen Zhang BA , Erin Gomez MD
{"title":"Radiologic evaluation of scrotal lesions: A case of polyorchidism with abnormal ultrasound findings","authors":"Aileen Zhang BA ,&nbsp;Erin Gomez MD","doi":"10.1016/j.radcr.2025.09.056","DOIUrl":"10.1016/j.radcr.2025.09.056","url":null,"abstract":"<div><div>Supernumerary testis (SNT), or polyorchidism, is a rare congenital condition characterized by the presence of 3 or more testes. Here, we present the case of a 53-year-old man with a history of prostate cancer who presented with a painless right-sided scrotal mass and abnormal ultrasound (US) findings. US imaging showed a heterogeneous and hyperechoic paratesticular mass, initially raising concern for a SNT, primary neoplasm, or metastatic process. Magnetic resonance imaging (MRI) was obtained for further evaluation of suspicious features and ultimately confirmed the diagnosis of SNT, allowing for conservative management. Given the imaging findings, the patient did not require surgical intervention and continued routine follow-up with annual testicular exams and prostate-specific antigen levels.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 44-48"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223657","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rare case of rib-like ossification arising from a Y-shaped fourth costal cartilage 肋骨样骨化发生于y形第四肋软骨的罕见病例
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.023
Akihito Usui PhD
{"title":"Rare case of rib-like ossification arising from a Y-shaped fourth costal cartilage","authors":"Akihito Usui PhD","doi":"10.1016/j.radcr.2025.09.023","DOIUrl":"10.1016/j.radcr.2025.09.023","url":null,"abstract":"<div><div>I report a rare anatomical variant observed in a male cadaver in his 70s on postmortem computed tomography. The left fourth costal cartilage showed Y-shaped branching, with one branch exhibiting ossification that formed a rib-like structure extending laterally and terminating anteriorly in the third intercostal space. This ossified structure was continuous with the costal cartilage anteriorly but notably lacked continuity with the vertebral end of the rib or other posterior skeletal elements. Additionally, a costal cartilage foramen was incidentally observed in the right third rib, representing a potentially underrecognized anatomical variant. To the best of my knowledge, this specific configuration of Y-shaped cartilage branching with partial ossification and anterior truncation has not been previously described. Despite its uncertain clinical significance, the distinctive morphology may be valuable for personal identification using forensic imaging.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 29-32"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223662","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recurrent renal cell carcinoma post cryoablation secondary to splenorenal shunt thermal sink treated with venous obliteration and subsequent cryoablation 低温消融后脾肾分流热沉继发复发性肾细胞癌的静脉闭塞和随后的低温消融治疗
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.046
Fatima Z. Islam MD, Beau B. Toskich MD, Andrew R. Lewis MD
{"title":"Recurrent renal cell carcinoma post cryoablation secondary to splenorenal shunt thermal sink treated with venous obliteration and subsequent cryoablation","authors":"Fatima Z. Islam MD,&nbsp;Beau B. Toskich MD,&nbsp;Andrew R. Lewis MD","doi":"10.1016/j.radcr.2025.09.046","DOIUrl":"10.1016/j.radcr.2025.09.046","url":null,"abstract":"<div><div>Cryoablation is an effective treatment for T1a renal cell carcinoma but is subject to dissipation of ablative energy via adjacent blood vessel perfusion, known as thermal sink, which may reduce efficacy. Reduction of blood flow in structures responsible for thermal sink during ablations can limit this effect. We report a 55-year-old patient with cirrhosis complicated by portal hypertension and a recurrent left renal cell carcinoma after 2 cryoablations secondary to thermal sink from an abutting splenorenal shunt (SRS). He subsequently underwent transjugular intrahepatic portosystemic shunt creation done with SRS obliteration followed by cryoablation without recurrence. This case highlights a rare instance of thermal sink from an external vessel and demonstrates how addressing sources of thermal sink can improve ablation outcomes in select cases.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 37-43"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223562","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Unmasking 5-fluorouracil cardiotoxicity: The clinical utility of dynamic myocardial CT perfusion: A case report 揭露5-氟尿嘧啶心脏毒性:动态心肌CT灌注的临床应用:1例报告
Radiology Case Reports Pub Date : 2025-10-04 DOI: 10.1016/j.radcr.2025.09.051
Mauricio Garcia-Cardenas MD , Gilberto H. Acosta-Gutiérrez MD , Nayat Rivera-Treviño MD , Hugo A. Valencia-Hernández MD , Enrique Ruiz-Mori MD , Nilda Espinola-Zavaleta PhD
{"title":"Unmasking 5-fluorouracil cardiotoxicity: The clinical utility of dynamic myocardial CT perfusion: A case report","authors":"Mauricio Garcia-Cardenas MD ,&nbsp;Gilberto H. Acosta-Gutiérrez MD ,&nbsp;Nayat Rivera-Treviño MD ,&nbsp;Hugo A. Valencia-Hernández MD ,&nbsp;Enrique Ruiz-Mori MD ,&nbsp;Nilda Espinola-Zavaleta PhD","doi":"10.1016/j.radcr.2025.09.051","DOIUrl":"10.1016/j.radcr.2025.09.051","url":null,"abstract":"<div><div>We report the first documented case in Peru of 5-fluorouracil (5-FU)–induced cardiotoxicity assessed using combined coronary computed tomography angiography (CCTA) and dynamic myocardial computed tomography perfusion (CTP). A 57-year-old male with metastatic pancreatic cancer undergoing FOLFOX chemotherapy developed chest pain during the second cycle. Coronary computed tomography angiography (CCTA) revealed non-obstructive calcified plaques, ruling out significant coronary artery disease. Due to a history of active asthma, adenosine stress was contraindicated; therefore, a hyperventilation-apnea maneuver was employed as an alternative pharmacologic stress method. Dynamic CTP imaging demonstrated global myocardial hypoperfusion under stress conditions without infarction, consistent with coronary vasospasm induced by 5-FU. This case highlights the diagnostic value of combining anatomical and functional CT imaging modalities for noninvasive evaluation of cardiotoxicity in oncology patients. Additionally, the hyperventilation-apnea maneuver proved to be a feasible and safe stress alternative in patients contraindicated for pharmacologic agents. Further studies are warranted to establish the role of dynamic CTP in the early detection and management of fluoropyrimidine-induced cardiotoxicity.</div></div>","PeriodicalId":53472,"journal":{"name":"Radiology Case Reports","volume":"21 1","pages":"Pages 14-20"},"PeriodicalIF":0.0,"publicationDate":"2025-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145223566","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","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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