Sonia García-Fuertes , Lucía Prieto-Torres , Mar García-García
{"title":"Tumores de colisión en la piel: un hallazgo incidental en la mayoría de los casos. Estudio retrospectivo y revisión de la literatura","authors":"Sonia García-Fuertes , Lucía Prieto-Torres , Mar García-García","doi":"10.1016/j.patol.2023.11.004","DOIUrl":"https://doi.org/10.1016/j.patol.2023.11.004","url":null,"abstract":"<div><p>A collision tumour (CT) is a neoplastic lesion comprised of two or more distinct cell populations that maintain distinct borders. Mostly, these are incidental findings in skin biopsies, whose pathologic mechanism and prevalence remain unknown, with few references among literature. Here, we present a retrospective study of CT, diagnosed by a dermatopathologist in our hospital between 2019-2022. Lesions have been defined individually and organized into three categories: benign-benign (BB), benign-malignant (BM) and malignant-malignant (MM). A total of 108 CT were diagnosed (1,4% of the biopsies from the dermatopathologist during this period), from which BM was the most frequent collision (48,5%). Globally, basal cell carcinoma (BCC) was the main malignant lesion and melanocytic nevus (MN) the main benign lesion. We have used the software Stata 14.2 in order to analyse results, and we have detected a statistically significant difference between age and collision type.</p></div>","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"57 1","pages":"Pages 9-14"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139503371","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}
{"title":"A diagnostic algorithm for sinonasal papillary non-keratinizing squamous cell carcinoma with DEK::AFF2 fusion and mimickers","authors":"Juan B. Laforga , Bacem K. Othman","doi":"10.1016/j.patol.2023.08.002","DOIUrl":"10.1016/j.patol.2023.08.002","url":null,"abstract":"<div><p>Sinonasal carcinomas represent a rare and diverse group of tumors, presenting diagnostic complexities due to their varied histological and molecular features. To ensure accurate differentiation among these malignancies, a systematic and stepwise approach is paramount. Even with the morphological similarities between poorly differentiated (non) keratinizing sinonasal squamous cell carcinoma (SNSCC) and <em>DEK::AFF2</em> SNSCC, the two lesions are distinguishable using the surrogate immunohistochemical marker AFF2 or molecular testing for <em>DEK::AFF2</em> mutation. We report a rare case of SMARCB1-retained <em>DEK::AFF2</em> papillary non-keratinizing SNSCC in a 53-year-old female, who presented with a polypoid mass corresponding to the left middle turbinate. Following the surgical resection of the tumor and locoregional lymph nodes, adjuvant radiotherapy was administered to eradicate any residual cancer cells that may have remained after surgery.</p></div>","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"57 1","pages":"Pages 67-70"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136160543","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}
{"title":"Fe de errores sobre artículos publicados en la Revista Española de Patología","authors":"","doi":"10.1016/j.patol.2023.10.001","DOIUrl":"10.1016/j.patol.2023.10.001","url":null,"abstract":"","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"57 1","pages":"Pages e1-e2"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1699885523000673/pdfft?md5=1bb55b000f86cb0ace1e885b39688f5b&pid=1-s2.0-S1699885523000673-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135454764","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}
Germán Moreno de Juan , Amaia Pérez Del Barrio , Eduardo Germán Herrera Romero , Mario González Ruiz , Santiago Montes Moreno
{"title":"Kikuchi–Fujimoto disease type lymph node reaction with increased plasmacytoid dendritic cells may appear as a side effect following COVID-19 vaccination: Report of a case and literature review","authors":"Germán Moreno de Juan , Amaia Pérez Del Barrio , Eduardo Germán Herrera Romero , Mario González Ruiz , Santiago Montes Moreno","doi":"10.1016/j.patol.2023.01.002","DOIUrl":"10.1016/j.patol.2023.01.002","url":null,"abstract":"<div><p>Subsequent to mass vaccination programs against COVID-19, diverse side effects have been described, both at the injection site, such as pain, redness and swelling, and systemic effects such as fatigue, headache, muscle or joint pain. On rare occasions, a lymphadenopathic syndrome may develop, raising the clinical suspicion of a lymphoproliferative disorder. We present the case of a 30-year-old woman who developed self-limiting left axillary lymphadenopathy following COVID-19 vaccination. To date, only seven similar cases with a complete clinicopathological description have been published, and fourteen cases have been notified to the European adverse events databases (Eudravigilance) in relationship with vaccination against COVID-19.</p><p>It is important to be aware of this potential complication when a lymphadenopathic syndrome develops following vaccination, to avoid unnecessary treatment.</p></div>","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"57 1","pages":"Pages 42-47"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1699885523000065/pdfft?md5=51c850a7d3fd67d014a91968499c191c&pid=1-s2.0-S1699885523000065-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77132909","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":"¿Qué es la Patología Moderna? Notas para la formación de un residente de Anatomía Patológica contemporáneo","authors":"Jesús Machuca-Aguado , Manuel Salto-Tellez","doi":"10.1016/j.patol.2024.01.001","DOIUrl":"https://doi.org/10.1016/j.patol.2024.01.001","url":null,"abstract":"","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"57 1","pages":"Pages 1-2"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139503370","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}
M. Teresa Tuñón Álvarez , Adolfo Ruiz Calleja , Guiomar Pérez de Nanclares
{"title":"El enigma de la enfermedad de Enrique IV, rey de Castilla: ¿padeció síndrome de McCune-Albright/displasia fibrosa?","authors":"M. Teresa Tuñón Álvarez , Adolfo Ruiz Calleja , Guiomar Pérez de Nanclares","doi":"10.1016/j.patol.2023.06.003","DOIUrl":"https://doi.org/10.1016/j.patol.2023.06.003","url":null,"abstract":"<div><h3>Background</h3><p>Henry IV King of Castile, last king of the Trastámara dynasty, was the brother of Isabella the Catholic. He is known as “the impotent”. Based on previous descriptions by historians and biographers, Gregorio Marañón in 1922 described him as “eunuchoid dysplastic with acromegalic reaction and clear schizoid features”.</p></div><div><h3>Methods</h3><p>In 1946, a post-mortem inspection was carried out on the mummified corpse found in the Monastery of Guadalupe. A written document and some photographs were recorded. We have collected the signs and symptoms described and applied the international classification of diseases recommended by the World Health Organisation, ICD11-2023. We have relied on the coins issued in the money of Henry IV, on which we have identified enlargement of the thyroid gland.</p></div><div><h3>Results</h3><p>With the data available at this time, we suggest that Henry IV most probably suffered from: facial and polyostotic bone dysplasia, kyphosis, limb limping, multiple endocrine disorders, acromegaly with macrognatia, nodular thyroid disease, malodorous diaphoresis, erectile dysfunction, hypospadias, abnormal sexual development, “feminoid pelvis”, abdominal colic, oligodontia and dental displacement. It is possible that he also suffered from: precocious puberty, renal lithiasis with debilitating phosphaturia, carpal tunnel, thrombopenia and growth hormone-producing pituitary hyperplasia or adenoma.</p></div><div><h3>Conclusion</h3><p>We suggest that Henry IV may have suffered from McCune–Albrigth syndrome associated with fibrous dysplasia, a rare disease due to gain-of-function mutations in the <em>GNAS</em> gene.</p></div>","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"56 4","pages":"Pages 243-251"},"PeriodicalIF":0.0,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67739319","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}
{"title":"JUNTOS, FORMAMOS UN GRAN EQUIPO, LA SEAP!!","authors":"Dr. Santiago Ramón, Cajal Agüeras","doi":"10.1016/j.patol.2023.09.001","DOIUrl":"https://doi.org/10.1016/j.patol.2023.09.001","url":null,"abstract":"","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"56 4","pages":"Pages 217-218"},"PeriodicalIF":0.0,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67739320","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}
Lydia Formanti Alonso , Lidia Atienza Cuevas , Raquel Romero García , Javier Mohigefer Barrera , Juan Jesús del Río Ignacio , Antonio Santisteban Espejo , Irene Bernal Florindo , Inmaculada Catalina Fernández , Marcial García Rojo
{"title":"Estudio de variantes genéticas en 169 pacientes de cáncer de pulmón no microcítico","authors":"Lydia Formanti Alonso , Lidia Atienza Cuevas , Raquel Romero García , Javier Mohigefer Barrera , Juan Jesús del Río Ignacio , Antonio Santisteban Espejo , Irene Bernal Florindo , Inmaculada Catalina Fernández , Marcial García Rojo","doi":"10.1016/j.patol.2023.06.002","DOIUrl":"10.1016/j.patol.2023.06.002","url":null,"abstract":"<div><h3>Introduction</h3><p>Lung cancer is the leading cause of cancer death in our country. Non-small cell lung cancer (NSCLC) represents the paradigm of personalized medicine. The main objective of this study is analysing the distribution of the most frequently described clinically significant variants in NSCLC, in our environment.</p></div><div><h3>Material and methods</h3><p>We studied the immunohistochemical expression of TTF1, p40 and PD-L1 and the genetic variants frequency using Next-Generation Sequencing (NGS) with a panel of 52 genes, in 174 NSCLC paraffin-embedded samples in 169 patients (111 men and 52 women) from the province of Cádiz.</p></div><div><h3>Results</h3><p>The immunohistochemical expression of TTF1, p40 and PD-L1 was positive in 87%, 0% and 46% in adenocarcinoma, and 0%, 100% and 41% in squamous cell carcinoma. In NGS, the most common single nucleotide variants (SNVs) were KRAS (36%), EGFR (14%), BRAF (10%), PIK3CA (8%), and MET (3%). The most frequent copy number variants (CNVs) were amplifications in NF1 (30%), EGFR (18%), CCND1 (9%), MYC (9%) and KRAS (7%). In women, SNV in EGFR are more frequent than in men (<em>P</em> <!--><<!--> <!-->.0001). Adenocarcinoma is the most frequent histological type with SNV in KRAS (<em>P</em> <!-->=<!--> <!-->.007361) or in EGFR (<em>P</em> <!--><<!--> <!-->.0001). Gene fusions were detected in 16 patients (9.47%), in 9 cases in the MET gene.</p></div><div><h3>Conclusions</h3><p>We detected associations, not described so far, between immunohistochemical expression and specific gene variants, which could have an impact on the treatment of NSCLC patients.</p></div>","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"56 4","pages":"Pages 233-242"},"PeriodicalIF":0.0,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47649897","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}
Seyed Amir Miratashi Yazdi , Atieh Moghtadaie , Elham Nazar
{"title":"The value of SOX10 expression in predicting perineural invasion in gastric cancer","authors":"Seyed Amir Miratashi Yazdi , Atieh Moghtadaie , Elham Nazar","doi":"10.1016/j.patol.2023.05.003","DOIUrl":"10.1016/j.patol.2023.05.003","url":null,"abstract":"<div><h3>Background</h3><p>SRY-related HMG-box 10 (SOX10) protein has a confirmed role in the regulation of neural cell proliferation and differentiation. It is now suggested that the changes in SOX10 expression may be linked to neural invasion by cancer cells. We aimed to assess the value of SOX10 expression in predicting perineural invasion in gastric cancer.</p></div><div><h3>Methods</h3><p>A cross-sectional study was performed on 40 patients with gastric cancer. To assess perineural invasion, Hematoxylin & Eosin stained slides were examined. The expression of SOX10 was also examined by immunohistochemistry.</p></div><div><h3>Results</h3><p>Our study showed higher perineural invasion in those with SOX10 positivity as compared to those without SOX10 expression (64.0% vs. 6.7%, <em>p</em> <!-->=<!--> <!-->0.001). No association was revealed between other baseline variables and SOX10 positivity. The expression of this marker increased the chance of neural invasion up to 17 times as indicated by the multivariable regression modeling. Multivariable regression modeling indicated that the chance of neural invasion increased up to 17 times in cases of SOX10 positivity.</p></div><div><h3>Conclusion</h3><p>Overexpression of SOX10 is closely associated with the risk of perineural invasion in gastric cancer.</p></div>","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"56 4","pages":"Pages 227-232"},"PeriodicalIF":0.0,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48714434","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}
Emilio I. Abecia Martínez, Guillermo Ríos Ballestín, Jennifer Castillo Malla, Neus Martínez Arnau, Carlos Hörndler Argarate
{"title":"An incidental traditional serrated adenoma of the gallbladder: A case report","authors":"Emilio I. Abecia Martínez, Guillermo Ríos Ballestín, Jennifer Castillo Malla, Neus Martínez Arnau, Carlos Hörndler Argarate","doi":"10.1016/j.patol.2022.12.002","DOIUrl":"10.1016/j.patol.2022.12.002","url":null,"abstract":"<div><p>Serrated lesions outside the low digestive tract are scarce, with only two traditional serrated adenomas<span> (TSA) reported in the gallbladder, with limited information about the serrated pathway outside the colon. Our case was an incidental finding in a patient undergoing surgery to treat a cholecystitis, when a polypoid lesion was observed. The epithelium formed gland structures with ectopic crypts, serrated slits and eosinophilic cytoplasm. MUC4 and MUC5A were positive, but mismatch repair proteins (MSI) retained nuclear staining. BRAF showed a not mutated profile and NRAS/KRAS was inconclusive due to the absence of remaining tissue. MSI and CpG island (CIMP), the most common genetic hallmarks of the serrated pathway, have been proven in gallbladder carcinomas, although serrated polyps are not recognized as premalignant precursors. Hereby we report one TSA of the gallbladder without the usual genetic drivers. A larger evidence is needed to improve the diagnosis and management.</span></p></div>","PeriodicalId":39194,"journal":{"name":"Revista Espanola de Patologia","volume":"56 4","pages":"Pages 271-274"},"PeriodicalIF":0.0,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47308940","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}