Diagnostic Pathology最新文献

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Concomitant gastric cancer and neuroendocrine tumours in the stomach: a rare case series of 3 patients and a literature review. 胃癌合并胃神经内分泌肿瘤:罕见病例3例并文献复习。
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-29 DOI: 10.1186/s13000-025-01704-4
Luyu Liu, Weilu Ding, Zhenzhen Wang, Gongning Wang, Limian Er
{"title":"Concomitant gastric cancer and neuroendocrine tumours in the stomach: a rare case series of 3 patients and a literature review.","authors":"Luyu Liu, Weilu Ding, Zhenzhen Wang, Gongning Wang, Limian Er","doi":"10.1186/s13000-025-01704-4","DOIUrl":"https://doi.org/10.1186/s13000-025-01704-4","url":null,"abstract":"","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"100"},"PeriodicalIF":2.3,"publicationDate":"2025-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12395632/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144946558","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Alveolar solitary fibrous tumor: an uncommon morphological form. 肺泡孤立性纤维性肿瘤:一种不常见的形态。
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-26 DOI: 10.1186/s13000-025-01698-z
Lin Song, Dong-Liang Lin, Zhao-Fen Zhang, Zhou Wang, Yuan-Yuan Zong
{"title":"Alveolar solitary fibrous tumor: an uncommon morphological form.","authors":"Lin Song, Dong-Liang Lin, Zhao-Fen Zhang, Zhou Wang, Yuan-Yuan Zong","doi":"10.1186/s13000-025-01698-z","DOIUrl":"https://doi.org/10.1186/s13000-025-01698-z","url":null,"abstract":"<p><p>Solitary fibrous tumor (SFT) is a fibroblastic tumor characterized by a prominent staghorn vasculature and collagen deposition. However, little is known about SFTs with alveolar structures. Herein, we present a case of an alveolar pattern SFT in a 55-year-old woman. The tumor was present in the lumbosacral spinal canal and showed an alveolar architecture composed of ovoid to spindle-shaped cells. Immunohistochemical examination showed that the tumor cells were positive for STAT6 (nuclear expression), CD34, CD99, and Bcl-2, but negative for cytokeratins (CK-pan and AE1/AE3), EMA, GFAP, CD31, progesterone receptor, S-100 protein, and smooth muscle actin. Furthermore, NAB2::STAT6 fusion was detected using DNA-based next-generation sequencing, which established the diagnosis of SFT at a molecular level. The present case expands the morphological categories of SFT.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"98"},"PeriodicalIF":2.3,"publicationDate":"2025-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12379501/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144946555","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bilateral, multicystic fumarate hydratase-deficient renal cell carcinoma in patient with hereditary leiomyomatosis & renal cell carcinoma syndrome: A case report and review of the literature. 遗传性平滑肌瘤病及肾癌综合征患者双侧多囊富马酸水合酶缺陷性肾癌1例报告及文献复习。
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-26 DOI: 10.1186/s13000-025-01706-2
Ashlie E Rubrecht, Jennifer H Aldrink, Patrick Warren, Mariam T Mathew, Karen Tsuchiya, Nicole Moulas, Vinay Prasad, Nilay Shah
{"title":"Bilateral, multicystic fumarate hydratase-deficient renal cell carcinoma in patient with hereditary leiomyomatosis & renal cell carcinoma syndrome: A case report and review of the literature.","authors":"Ashlie E Rubrecht, Jennifer H Aldrink, Patrick Warren, Mariam T Mathew, Karen Tsuchiya, Nicole Moulas, Vinay Prasad, Nilay Shah","doi":"10.1186/s13000-025-01706-2","DOIUrl":"https://doi.org/10.1186/s13000-025-01706-2","url":null,"abstract":"<p><strong>Background: </strong>Hereditary leiomyomatosis and renal cell carcinoma syndrome (HLRCC) is an autosomal dominant tumor predisposition syndrome with germline fumarate hydratase (FH) pathogenic variants. We describe the unusual clinical presentation, morphologic, and immunohistochemical features of bilateral renal cell carcinoma (RCC) occurring in polycystic kidneys in a 15-year-old male with HLRCC.</p><p><strong>Case presentation: </strong>The patient was diagnosed with bilateral polycystic kidneys at 1-year old. At 8-years old he was diagnosed with cutaneous leiomyomas, prompting germline testing which revealed heterozygous variant (c.1301G > A) in the FH gene. Serial imaging identified interval enlargement of several bilateral renal lesions with solid components. Biopsy of a right solid lesion revealed an oncocytic neoplasm. He underwent left total nephrectomy and right partial nephrectomy, revealing numerous bilateral solid and cystic lesions, some with papillary excrescences. Histologic evaluation revealed large cells with eosinophilic to clear cytoplasm and large nuclei with occasional nuclear pseudoinclusions arranged in variable architectural patterns including papillary, tubular, tubulocystic, microcystic and solid. Large cysts were lined by varying thickness of neoplastic cells. By immunohistochemistry, lesional cells were positive for 2-succinocysteine (2SC), TFE3, PAX8 and AMACR, showed retained SDHB, variable FH, and were negative for Cathepsin K, CK20, and CK7. An RNA fusion panel (including TFE3) was negative. Multiple microscopic renal leiomyomas were also present.</p><p><strong>Conclusions: </strong>Multicystic kidney disease has been previously reported in HLRCC but is not currently included in the WHO classification. Bilateral involvement may mimic polycystic kidney disease and cysts may represent precursor lesions. TFE3-positivity raises the possibility of translocation RCC and is a diagnostic pitfall.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"99"},"PeriodicalIF":2.3,"publicationDate":"2025-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12379367/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144946504","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cytological diagnosis of dysgerminoma associated with pregnancy via peritoneal effusion analysis: a case report. 通过腹膜积液分析细胞学诊断与妊娠相关的生殖细胞异常瘤:1例报告。
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-25 DOI: 10.1186/s13000-025-01700-8
Liyan Huang, Lian Xu
{"title":"Cytological diagnosis of dysgerminoma associated with pregnancy via peritoneal effusion analysis: a case report.","authors":"Liyan Huang, Lian Xu","doi":"10.1186/s13000-025-01700-8","DOIUrl":"10.1186/s13000-025-01700-8","url":null,"abstract":"<p><strong>Background: </strong>Dysgerminoma, a uncommon malignant neoplasm originating from primitive ovarian germ cells, is exceptionally rare during pregnancy. While several studies have documented dysgerminoma diagnosis via peritoneal effusion cytology, no cases identified during pregnancy have been reported to date. This study presents the first reported case of dysgerminoma diagnosed through peritoneal effusion cytology in a pregnant patient.</p><p><strong>Case presentation: </strong>A 27-year-old pregnant woman presented to our hospital with an early intrauterine pregnancy and a right adnexal mass detected on B-ultrasound at a local hospital. Cytological evaluation of the peritoneal effusion revealed a polymorphic cell population dominated by discrete large tumor cells mixed with reactive lymphocytes and histiocytes. These tumor cells exhibited moderate to abundant eosinophilic or vacuolated cytoplasm with well-defined borders. Most had round or oval nuclei with high nuclear-to-cytoplasmic (N/C) ratios, granular chromatin with uneven distribution, and distinct nucleoli visible in some cells. While a subset of large cells showed irregular nuclear contours and angular appearances. Immunocytochemistry (ICC) results of cell block (CB) showed positive staining for SALL4, CD117, OCT3/4, PLAP, and D2-40, but negative staining for LCA, CD30, EMA, CK-P, CR, and SF-1. The final diagnosis of dysgerminoma was made by integrating peritoneal effusion cytology, cell block analysis, and ICC results. The patient underwent right adnexectomy and subsequently delivered a healthy female infant at 36 + 4 weeks of gestation. Four-year postoperative follow-up showed no evidence of disease recurrence.</p><p><strong>Conclusion: </strong>This report describes the cytopathological features of dysgerminoma in peritoneal effusion, specifically the presence of discrete large tumor cells with hyperchromatic nuclei and prominent nucleoli. Cytopathologists should maintain a high index of suspicion for this entity, particularly in young patients, and adopt a comprehensive diagnostic approach including cytomorphological assessment, CB examination, and immunocytochemical analysis to make an accurate diagnosis.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"94"},"PeriodicalIF":2.3,"publicationDate":"2025-08-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12376351/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144946542","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Implications of imaging, morphologic, and immunohistochemical features of pancreatic perivascular epithelioid cell tumor: case report and comprehensive literature review. 胰腺血管周围上皮样细胞瘤的影像学、形态学和免疫组织化学特征:病例报告和综合文献复习。
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-25 DOI: 10.1186/s13000-025-01702-6
Peipei He, Chaofeng Yang, Kexin Chen, Jinhong Yu, Yang Li
{"title":"Implications of imaging, morphologic, and immunohistochemical features of pancreatic perivascular epithelioid cell tumor: case report and comprehensive literature review.","authors":"Peipei He, Chaofeng Yang, Kexin Chen, Jinhong Yu, Yang Li","doi":"10.1186/s13000-025-01702-6","DOIUrl":"10.1186/s13000-025-01702-6","url":null,"abstract":"<p><strong>Background: </strong>Perivascular epithelioid cell tumor (PEComa) of the pancreas is a rare tumor of pancreatic mesenchymal origin with malignant potential. Critical to appropriate clinical management is determining whether the tumor is benign or malignant. Because of its rarity, morphologic and histologic characteristics and limited patient follow-up of pancreatic PEComa have precluded precise definition of malignancy. However, because malignant pancreatic PEComa appears to be distinctly uncommon, further improvements characterizing its preoperative imaging features could facilitate use of diagnostic endoscopic ultrasound biopsy and perhaps ablative treatment. This paper presents a case of pancreatic PEComa treated at the Affiliated Hospital of North Sichuan Medical College and includes a systematic literature review with special emphasis on the key imaging features of pancreatic PEComa.</p><p><strong>Case presentation: </strong>In February 2024, a woman in her 50s was admitted to the hospital with subxiphoid discomfort. Magnetic resonance imaging (MRI) of the upper abdomen revealed a round, solid mass in the pancreatic uncinate process. The patient underwent pancreatic mass resection and pancreaticojejunostomy, and the diagnosis of pancreatic PEComa was confirmed through pathological examination.</p><p><strong>Conclusions: </strong>Imaging examinations appear valuable for a tentative diagnosis of pancreatic PEComa. Key imaging features include its frequent occurrence in the pancreatic head, typically small to moderate size, \"pushing\" as opposed to infiltrative growth pattern with well-defined margins, and the presence of a capsule. The lesions are usually solid and often exhibit mild to moderate heterogenous enhancement during the arterial phase, with reduced enhancement in the portal and delayed phases.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"95"},"PeriodicalIF":2.3,"publicationDate":"2025-08-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12376425/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144946624","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
PD-1 and PD-L1 expression in molecular subtypes of muscle-invasive bladder cancer: immunohistochemical characterization and correlation with clinicopathological features. PD-1和PD-L1在肌肉浸润性膀胱癌分子亚型中的表达:免疫组织化学特征及其与临床病理特征的相关性
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-25 DOI: 10.1186/s13000-025-01708-0
Farhang Hooshmand, Maral Mokhtari, Shiva Aminnia, Azin Dashtestani, Ali Reza Rezvani, Mohammadhossein Khorraminejad-Shirazi
{"title":"PD-1 and PD-L1 expression in molecular subtypes of muscle-invasive bladder cancer: immunohistochemical characterization and correlation with clinicopathological features.","authors":"Farhang Hooshmand, Maral Mokhtari, Shiva Aminnia, Azin Dashtestani, Ali Reza Rezvani, Mohammadhossein Khorraminejad-Shirazi","doi":"10.1186/s13000-025-01708-0","DOIUrl":"https://doi.org/10.1186/s13000-025-01708-0","url":null,"abstract":"<p><strong>Introduction: </strong>Muscle-invasive bladder cancer (MIBC) is a heterogeneous disease with variable outcomes, necessitating practical classification systems. Molecular subtyping using immunohistochemical (IHC) markers offers a cost-effective approach for therapeutic guidance and assessing survival. Moreover, MIBC molecular subclassification provides a practical approach for guiding immune checkpoint inhibitor therapy.</p><p><strong>Methods: </strong>We evaluated 124 MIBC cases using IHC markers GATA3, CK5/6, and p16. Cases were classified as luminal (GATA3+, CK5/6-), basal (GATA3-, CK5/6+), or other (GATA3-, CK5/6-). Luminal cases were further subdivided into luminal unstable (LumU; p16+) and luminal papillary (LumP; p16-). Clinicopathological characteristics of MIBC molecular subtypes were also assessed. PD-1 and PD-L1 expression were evaluated relative to clinicopathological features and MIBC subtypes.</p><p><strong>Results: </strong>In our study, 36.2% of the cases were LumU, 27.6% LumP, and 24.8% basal. The basal subtype generally shows a significantly higher tumor stage (p < 0.05). PD-1 was expressed in 70.5% of cases, with the highest expression in LumU (84.21%). PD-1 expression was significantly higher in the luminal compared to the basal subtype (82.1% vs. 53.8%, p < 0.01). PD-L1, expressed in 40% of cases, was significantly elevated in stage III and considerably higher in basal than luminal subtype (57.7% vs. 34.3%, p < 0.05).</p><p><strong>Conclusion: </strong>MIBCs were practically subclassified into LumU, LumP, basal, and other subtypes using three IHC markers. PD-1 expression was higher in the luminal subtype, while PD-L1 was predominantly elevated in the basal subtype. These findings highlight the potential of IHC-based subtyping to guide prognosis and treatment in MIBCs.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"97"},"PeriodicalIF":2.3,"publicationDate":"2025-08-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12379373/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144946635","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The clinical value of the EpCAM biomarker and its association with immune cell infiltration in bladder cancer. EpCAM生物标志物的临床价值及其与膀胱癌免疫细胞浸润的关系
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-25 DOI: 10.1186/s13000-025-01696-1
Taoufik Nedjadi, Mohamed E Ahmed, Hifzur R Ansari, Sihem Aouabdi, Alaa Samkari, Jaudah Al-Maghrabi
{"title":"The clinical value of the EpCAM biomarker and its association with immune cell infiltration in bladder cancer.","authors":"Taoufik Nedjadi, Mohamed E Ahmed, Hifzur R Ansari, Sihem Aouabdi, Alaa Samkari, Jaudah Al-Maghrabi","doi":"10.1186/s13000-025-01696-1","DOIUrl":"https://doi.org/10.1186/s13000-025-01696-1","url":null,"abstract":"<p><strong>Background: </strong>Bladder cancer is characterized by its heterogeneous nature and high propensity for recurrence and progression. The absence of reliable diagnostic and prognostic biomarkers to accurately identify high-risk patients further complicates the clinical management of the disease. MOC-31, an antibody that targets epithelial cell adhesion molecule (EpCAM), is utilized to distinguish between mesothelioma and metastatic cancer, but its clinical utility, prognostic value and functional dynamics in bladder cancer have yet to be verified.</p><p><strong>Methods: </strong>A comprehensive analysis of EpCAM expression and its associations with key clinicopathological parameters was performed via The Cancer Genome Atlas (TCGA). Additionally, we retrospectively assessed EpCAM expression in our bladder cancer cohort using MOC-31 antibody and examined its prognostic value and correlation with clinicopathological features. The cBioPortal, STRING and TIMER databases were used to explore the interactions between EpCAM expression, immune cell infiltration and immune checkpoint genes.</p><p><strong>Results: </strong>The difference in EpCAM expression varied widely across various cancer types and was strongly correlated with advanced cancer stage. EpCAM staining with MOC-31 exhibited membranous positivity in 51.7% of the analysed cohort. Kaplan-Meier survival analysis revealed a discernible trend suggesting a poorer prognosis for patients with low EpCAM expression than for those with high EpCAM expression. Protein-protein interaction demonstrated that EFGR, HER2 and Claudin-7 are key EpCAM interactors. A strong association was observed between EpCAM expression and immune cell infiltration as well as immune-related genes.</p><p><strong>Conclusion: </strong>This study highlights the prognostic value of EpCAM in bladder cancer, revealing a strong link between EpCAM expression and disease pathogenesis. These results underscore the need for further research to validate these findings and explore the significance of EpCAM as a therapeutic target in managing bladder cancer.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"96"},"PeriodicalIF":2.3,"publicationDate":"2025-08-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12376368/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144946662","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Uterine leiomyoma-like inflammatory myofibroblastic tumour with a rare ALK::SYN3 fusion: a clinicopathologic and molecular analysis. 子宫平滑肌瘤样炎性肌纤维母细胞瘤伴罕见ALK::SYN3融合:临床病理和分子分析。
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-13 DOI: 10.1186/s13000-025-01701-7
Cao Ma, Xiaoying Wei, Zhe Chen, Xiangzhi Hao, Yuping Sun, Jie Zi, Chunyan Chu, Lihua Zhang
{"title":"Uterine leiomyoma-like inflammatory myofibroblastic tumour with a rare ALK::SYN3 fusion: a clinicopathologic and molecular analysis.","authors":"Cao Ma, Xiaoying Wei, Zhe Chen, Xiangzhi Hao, Yuping Sun, Jie Zi, Chunyan Chu, Lihua Zhang","doi":"10.1186/s13000-025-01701-7","DOIUrl":"10.1186/s13000-025-01701-7","url":null,"abstract":"<p><p>Uterine inflammatory myofibroblastic tumour (IMT) is a relatively rare mesenchymal tumour of the uterus, with recurrence and metastasis rates of 25% and 2%, respectively. As IMT frequently harbours ALK gene rearrangements, some patients may benefit from treatment with tyrosine kinase inhibitors, making accurate identification of this tumour essential. Here, we report the case of a 38-year-old female patient with a tumour clinically resembling uterine leiomyoma. Microscopically, the spindled tumour cells were arranged in orderly intersecting fascicles, accompanied by a sparse infiltrate of inflammatory cells and a notable absence of myxoid matrix. Immunohistochemistry and molecular testing revealed an ALK::SYN3 fusion, suggesting the diagnosis of a uterine leiomyoma-like inflammatory myofibroblastic tumour (UL-like IMT). UL-like IMT is exceedingly rare and can easily be misdiagnosed as smooth-muscle tumours based solely on clinical manifestations and morphology. Therefore, it is recommended that the diagnosis be based on a combination of histopathological features, immunohistochemical markers, and genetic testing results to ensure a comprehensive and accurate assessment.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"93"},"PeriodicalIF":2.3,"publicationDate":"2025-08-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12351933/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144844999","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clinical analysis of histiocytic necrotizing lymphadenitis in adults with fever of unknown origin: a retrospective study. 成人组织细胞坏死性淋巴结炎伴不明原因发热的临床分析:回顾性研究。
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-08-09 DOI: 10.1186/s13000-025-01695-2
Nana Xie, Wencong Zhang, Fangbing Tian, Jia Chen, Wenyuan Zhang, Qiurong Ruan, Jianxin Song
{"title":"Clinical analysis of histiocytic necrotizing lymphadenitis in adults with fever of unknown origin: a retrospective study.","authors":"Nana Xie, Wencong Zhang, Fangbing Tian, Jia Chen, Wenyuan Zhang, Qiurong Ruan, Jianxin Song","doi":"10.1186/s13000-025-01695-2","DOIUrl":"10.1186/s13000-025-01695-2","url":null,"abstract":"<p><strong>Purpose: </strong>To comprehensively analyze the clinical data of histiocytic necrotizing lymphadenitis (HNL) in adults with fever of unknown origin (FUO), with the aim of enabling precise diagnosis.</p><p><strong>Patients and methods: </strong>A total of 15 HNL patients with FUO were enrolled. The analysis encompassed clinical manifestations, laboratory parameters <sup>18</sup>F-Fluorodeoxyglucose Positron Emission Tomography/Computed Tomography (<sup>18</sup>F-FDG PET/CT) imaging profiles, pathological features and therapeutic responses.</p><p><strong>Results: </strong>All patients presented with fever and lymphadenopathy (predominantly cervical). Laboratory findings included leukopenia (3.28 × 10⁹/L [2.40-4.97]), elevated LDH (306 U/L [187-524]), ESR (40 mm/h [30-51]), ferritin (457.1 ng/mL [206-1823.3]), and CRP (25 mg/L [6.1-34.8]) <sup>18</sup>F-FDG PET/CT detected metabolic lymph node abnormalities in 13 cases, primarily cervical and axillary. The pathological features were extensive coagulative necrosis of lymph nodes with reactive hyperplasia of histiocytes as well as positive or scattered positivity IHC CD3, CD4, CD8 and CD68. Corticosteroid achieved favorable responses, with only 2 cases progressing during follow-up.</p><p><strong>Conclusion: </strong>In clinical practice, patients with fever and lymphadenopathy should be given due attention. Pathological examination remains the gold standard for diagnosing HNL. Glucocorticoid therapy has proven effective, and the majority of patients with HNL exhibit a favorable prognosis.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"92"},"PeriodicalIF":2.3,"publicationDate":"2025-08-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12335763/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144811896","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhancing preanalytic surgical specimen management: experience of a system implementation initiative. 加强分析前手术标本管理:一个系统实施计划的经验。
IF 2.3 3区 医学
Diagnostic Pathology Pub Date : 2025-07-31 DOI: 10.1186/s13000-025-01690-7
Peirong Chen, Weiming Qiu
{"title":"Enhancing preanalytic surgical specimen management: experience of a system implementation initiative.","authors":"Peirong Chen, Weiming Qiu","doi":"10.1186/s13000-025-01690-7","DOIUrl":"10.1186/s13000-025-01690-7","url":null,"abstract":"<p><strong>Background /objectives: </strong>Preanalytic quality control of surgical specimens is often inadequately managed. This study aimed to share the experience of improving quality through the implementation of a system for preanalytic surgical specimens.</p><p><strong>Methods: </strong>After initial workflow mapping and process optimization, a pathology specimen transfer system was piloted and subsequently implemented hospital-wide. Ongoing monitoring and adjustments were made based on established standards and operational needs. Data were analyzed using R Studio software.</p><p><strong>Results: </strong>The system reduced errors from 24.82 to 2.40%, including reductions of 86.85% in requisition mistakes, 95.30% in label errors, and 100% in illegible handwriting. From 2020 to 2023, the interval between specimen removal and submission was halved, and delayed fixation decreased from 0.46 to 0.22%.</p><p><strong>Conclusions: </strong>The system effectively standardized processes, enhanced efficiency, and reduced errors in preanalytic surgical specimens. Quality improvement was dependent on thorough workflow mapping and optimization, as well as ongoing monitoring and adjustments.</p>","PeriodicalId":11237,"journal":{"name":"Diagnostic Pathology","volume":"20 1","pages":"91"},"PeriodicalIF":2.3,"publicationDate":"2025-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12315191/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144759445","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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