Luiz Ricardo Araújo Uchôa, Licia Pacheco Luna, Luis Arthur Brasil Gadelha Farias, Debora Lilian Nascimento Lima, Pablo Picasso de Araujo Coimbra
{"title":"Internal auditory canal hypoplasia associated with bilateral vestibulocochlear nerve aplasia and deviant facial nerve course: A case report and MRI findings.","authors":"Luiz Ricardo Araújo Uchôa, Licia Pacheco Luna, Luis Arthur Brasil Gadelha Farias, Debora Lilian Nascimento Lima, Pablo Picasso de Araujo Coimbra","doi":"10.3941/jrcr.v15i5.3912","DOIUrl":"https://doi.org/10.3941/jrcr.v15i5.3912","url":null,"abstract":"<p><p>The evaluation of internal auditory canals and cochlea has gained significant importance due to the increasing number of cochlear implantations worldwide. This region's anatomical study is essential for cochlear implant surgery using magnetic resonance imaging as the method of choice. We report a case of a 6-year-old male patient diagnosed with a rare bilateral malformation of the internal auditory canals associated with an aberrant course of the facial nerve and vestibulocochlear nerve aplasia. This report raises the importance of identifying this rare malformation for appropriate management and reinforces awareness of possible complications.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 5","pages":"17-23"},"PeriodicalIF":1.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253152/pdf/jrcr-15-5-17.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39196352","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":"Fibrodysplasia ossificans progressiva (FOP) presenting as a rapidly growing non-calcified neck mass.","authors":"Ghiam Yamin, Shadi Daghighi, Mahmood Mafee","doi":"10.3941/jrcr.v15i5.4103","DOIUrl":"https://doi.org/10.3941/jrcr.v15i5.4103","url":null,"abstract":"<p><p>Fibrodysplasia ossificans progressiva (FOP) is an extremely rare autosomal dominant inherited disorder leading to mature ossification within soft tissues. We report a 62-year-old female with a 3-week history of a rapidly enlarging left neck mass with no associated symptoms. A neck CT showed a ~10 cm solid-appearing non-calcified left neck mass that markedly decreased in size on a one-month follow-up neck MRI, but with new extensive edema/intense enhancement in floor of the mouth. Prior radiographs documented hallux valgus and heterotopic ossification of the psoas/paraspinal muscles and shoulder girdle. In this case of FOP, no intervention was implemented and the symptoms improved over time and thus paralleled other such cases for flare-ups. Clinicians should be aware of this rare entity, as it is frequently misdiagnosed as cancer or other benign entities such as infection, resulting in biopsies that can often hasten disease progression.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 5","pages":"10-16"},"PeriodicalIF":1.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253151/pdf/jrcr-15-5-10.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39196351","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}
Chaitanya Shilagani, Steven Lansman, Anthony Gilet, Milana Flusberg
{"title":"IgG4 aortitis of the ascending thoracic aorta: A case report and literature review.","authors":"Chaitanya Shilagani, Steven Lansman, Anthony Gilet, Milana Flusberg","doi":"10.3941/jrcr.v15i5.3985","DOIUrl":"https://doi.org/10.3941/jrcr.v15i5.3985","url":null,"abstract":"<p><p>IgG4 aortitis is a recently recognized entity that can have clinical and imaging features that mimic acute aortic syndrome. Therefore, it is imperative for radiologists to be aware of how to potentially differentiate the two. Although this entity has been previously described via case reports and meta-analysis in the context of inflammatory abdominal aortic aneurysm, very few cases of ascending aortic involvement have been reported. In this case report, we present a case of a 60-year-old female transferred from another facility for an initial diagnosis of intramural hematoma of the ascending aorta and later found to have IgG4 aortitis post aortic root repair. This is a histologically confirmed case of multi-segmented IgG4 aortitis with rare involvement of both ascending and infra-renal aorta. We will briefly discuss the pathophysiology of IgG4 aortitis, along with review of literature.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 5","pages":"1-9"},"PeriodicalIF":1.0,"publicationDate":"2021-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253153/pdf/jrcr-15-5-1.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39196350","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}
Jay Nelson, Mina S Mousa, Joana Diaz, Marilyn M Bui, Jamie T Caracciolo
{"title":"Unusual Presentation of Widely Metastatic Extraskeletal Osteosarcoma: Case Report.","authors":"Jay Nelson, Mina S Mousa, Joana Diaz, Marilyn M Bui, Jamie T Caracciolo","doi":"10.3941/jrcr.v15i4.4147","DOIUrl":"https://doi.org/10.3941/jrcr.v15i4.4147","url":null,"abstract":"<p><p>Extraskeletal osteosarcoma is a highly aggressive malignant osteoid forming mesenchymal neoplasm arising from soft tissues which accounts for 1% of all soft tissue sarcomas. We report the case of a 46-year-old female with no significant past medical history presenting to an emergency department with a right lateral thigh mass following minor trauma. She was eventually found to have high grade extraskeletal osteosarcoma with rapid progression of disease resulting in patient demise. Differentiation of these lesions from alternative processes relies on specific imaging and pathologic features. Differential diagnoses include both benign and malignant etiologies such as myositis ossificans, soft tissue hemangiomas, and other malignant soft tissue neoplasms such as epithelial and synovial sarcoma.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 4","pages":"7-16"},"PeriodicalIF":1.0,"publicationDate":"2021-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253146/pdf/jrcr-15-4-7.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39196384","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}
Stephanie Prater, Muhammad Ali Awan, Kristina Antuna, Julio Zayas Colon
{"title":"Prevention of Pulmonary Cement Embolism by Inferior Vena Cava Filter following Vertebroplasty-related Cement Intravasation.","authors":"Stephanie Prater, Muhammad Ali Awan, Kristina Antuna, Julio Zayas Colon","doi":"10.3941/jrcr.v15i4.4139","DOIUrl":"https://doi.org/10.3941/jrcr.v15i4.4139","url":null,"abstract":"<p><p>A 77 year old woman with recent history of vertebroplasty for treatment of multiple osteoporotic lumbar vertebral body compression fractures presented for post-procedure care. A series of radiographs and cross-sectional imaging of the lumbar spine revealed an unexpected finding of cured bone cement within a small lumbar vertebral vein, the inferior vena cava and within the spokes of an inferior vena cava filter which had originally been placed two years earlier. Inferior vena cava filters have become the standard of care to prevent pulmonary embolism in the setting of deep venous thrombosis. However, cases of foreign materials becoming entrapped in filters are uncommon despite the documented frequency of intravasation of bone cement into the circulatory system following vertebroplasty procedures. This case is significant because it illustrates the rare occurrence of an inferior vena cava filter capturing intravasated bone cement and preventing its migration to the pulmonary circulation.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 4","pages":"17-27"},"PeriodicalIF":1.0,"publicationDate":"2021-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253145/pdf/jrcr-15-4-17.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39196349","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":"Acute soft head syndrome in a sickle cell disease patient.","authors":"Catherina Zadeh, Vanessa Rameh, Lamya Ann Atweh","doi":"10.3941/jrcr.v15i4.4026","DOIUrl":"10.3941/jrcr.v15i4.4026","url":null,"abstract":"<p><p>Acute soft head syndrome is an extremely rare complication in children with sickle cell anemia. We present a 16-year old male patient known to have sickle cell anemia who presented to our emergency department with low grade fever, headache, skull pain and swelling. Magnetic Resonance of the brain was done demonstrating subgaleal collections overlying calvarial signal abnormalities. The combination of clinical and radiological findings were indicative of acute soft head syndrome. Acute soft head syndrome is a rare complication in children with sickle cell anemia and the pathophysiology is related to osteonecrosis and bone infarcts of the calvarium as well as secondary reactive sub-galeal collections. Treatment includes conservative management with intravenous fluids and analgesics, in addition, our patient was treated with antibiotics since differentiation clinically and by imaging can be challenging. Acute soft head syndrome should be considered in the differential diagnosis of headache and skull swelling in children with sickle cell anemia.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 4","pages":"1-6"},"PeriodicalIF":1.0,"publicationDate":"2021-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253147/pdf/jrcr-15-4-1.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39196383","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}
Jia Wei Tan, Jyothirmayi Velaga, John Shyi Ping Yuen, Xin Min Cheng, Yan Mee Law
{"title":"Periprostatic schwannoma mimicking metastatic lymphadenopathy in a case of multifocal prostate adenocarcinoma.","authors":"Jia Wei Tan, Jyothirmayi Velaga, John Shyi Ping Yuen, Xin Min Cheng, Yan Mee Law","doi":"10.3941/jrcr.v15i3.4210","DOIUrl":"https://doi.org/10.3941/jrcr.v15i3.4210","url":null,"abstract":"<p><p>Schwannomas of the prostate are a rare entity and usually diagnosed incidentally following surgical management of presumed benign prostate hyperplasia or prostate adenocarcinoma. We present a case of sporadic periprostatic schwannoma diagnosed in conjunction with multifocal prostate adenocarcinoma on pre-operative multiparametric magnetic resonance imaging.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 3","pages":"9-18"},"PeriodicalIF":1.0,"publicationDate":"2021-03-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253148/pdf/jrcr-15-3-9.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39191586","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}
Shunqing Zhang, Allen Rossetti-Chung, Sumit Sood, Stephanie Terezakis
{"title":"The use of whole-body fluorine-18-fluorodeoxyglucose positron emission tomography integrated with computed tomography for accurate staging and surveillance in the case of mucosa-associated lymphoid tissue.","authors":"Shunqing Zhang, Allen Rossetti-Chung, Sumit Sood, Stephanie Terezakis","doi":"10.3941/jrcr.v15i3.4193","DOIUrl":"https://doi.org/10.3941/jrcr.v15i3.4193","url":null,"abstract":"<p><p>We present the case of a 79-year-old male, who was initially treated for mucosa-associated lymphoid tissue lymphoma (MALT lymphoma) of the right eyelid, and later for disease relapse in the stomach. During follow up, he was noted to have developed left arm nodules just medial to the proximal biceps muscle, which were found to be multiply enlarged lymph nodes on subsequent ultrasound imaging. Excisional biopsy of these nodes revealed MALT lymphoma. He was initially referred for consideration of radiation, but a restaging F-18 fluorodeoxyglucose positron emission tomography integrated with computed tomography (F-18 FDG PET/CT) further identified a focus of suspicious uptake in left calf, which was later also biopsy proven to be MALT lymphoma. His disease was upstaged as the result of this later finding, and the overall recommendation for treatment changed to favor systemic treatment with Rituximab.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 3","pages":"19-28"},"PeriodicalIF":1.0,"publicationDate":"2021-03-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253150/pdf/jrcr-15-3-19.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39188588","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}
Robert D'Ortenzio, Stefano Tolhurst, Melissa Harvey, Ravi Ghag, Manraj Ks Heran
{"title":"The CT guided transoral approach: A biopsy technique for a poorly differentiated chordoma in a 5 year old.","authors":"Robert D'Ortenzio, Stefano Tolhurst, Melissa Harvey, Ravi Ghag, Manraj Ks Heran","doi":"10.3941/jrcr.v15i3.4208","DOIUrl":"https://doi.org/10.3941/jrcr.v15i3.4208","url":null,"abstract":"<p><p>Mass lesions presenting at the craniocervical junction often present a unique challenge due to the complex anatomic arrangement limiting access for tissue diagnosis. The transoral approach has predominantly been used for percutaneous vertebroplasty of high cervical vertebrae with limited literature describing image guided biopsy for bony lesions in this region in the pediatric patient. We describe a technique of computed tomography guided transoral biopsy of a poorly differentiated chordoma located at the C1-C2 level in a 5-year-old child, and review this diagnosis.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 3","pages":"1-8"},"PeriodicalIF":1.0,"publicationDate":"2021-03-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253149/pdf/jrcr-15-3-1.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39191585","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":"Post-operative imaging surveillance of breast cancer patients status post lumpectomy with BioZorb implant placement.","authors":"Shruthi Ram, Eric Dietsche","doi":"10.3941/jrcr.v15i2.3911","DOIUrl":"https://doi.org/10.3941/jrcr.v15i2.3911","url":null,"abstract":"<p><p>The evolving nature of newer surgical techniques and devices adds to the challenge of interpreting breast imaging in the post lumpectomy setting. The BioZorb surgical marker placed at lumpectomy sites for post-operative radiation targeting has its own distinct imaging appearance on each modality. Determining the expected follow-up imaging findings unique to this relatively new device is an ongoing endeavor with minimal literature on this topic. The following series of cases of post BioZorb breast surveillance are one of the first reported in the literature to provide examples of developing asymmetries and new or enlarging masses adjacent to the BioZorb site along with the final pathologic diagnosis for each case. Pathology findings range from fat necrosis and foreign body reaction to recurrent disease.</p>","PeriodicalId":46520,"journal":{"name":"Journal of Radiology Case Reports","volume":"15 2","pages":"7-24"},"PeriodicalIF":1.0,"publicationDate":"2021-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7942965/pdf/jrcr-15-2-7.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"25486772","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}