Background: Chondroid syringoma (CS) is a rare tumor of the apocrine or eccrine glands. CS of the lower back is rare, and its clinical manifestations are similar to those of lipoma, which is a common misdiagnosis for this disease.
Case Summary: A 39-year-old woman presented with a 2-year history of an asymptomatic subcutaneous mass on the lower back. The lesions increased progressively over time. The patient denied any history. Dermatological examination showed that there was a subcutaneous mass, ranging from 3-4 cm in diameter, with a clear boundary on the lower back. The surface of the skin was smooth without ulceration or scaling. Histopathologic examination was consistent with the diagnosis of CS.
Conclusion: CS is a rare tumor of the apocrine or eccrine glands. It usually presents as a wellcircumscribed and single subcutaneous masses. Histopathology showed the tumor was located in the dermis, with nests, sheets, and cords of basal-like cells, mucin deposition, and chondroid structures. We herein report a case of CS located in the lower back. CS of the lower back is rare, and its clinical manifestations are similar to those of lipoma, for which it is commonly misdiagnosed.
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http://dx.doi.org/10.12998/wjcc.v10.i29.10708 | DOI Listing |
Transl Cancer Res
December 2024
Department of Stomatology, The First Hospital of Lanzhou University, Lanzhou, China.
Background: The rising incidence of parotid gland tumors, with a focus on pleomorphic adenomas (PMA) and Warthin tumors (WT), necessitates accurate preoperative distinction due to their treatment variability and PMA's malignant potential. Traditional imaging, while valuable, has limited accuracy. This study employs multi-slice computed tomography (MSCT) radiomics coupled with serum alpha-L-fucosidase (AFU) levels to develop a diagnostic model aimed at elevating clinical discernment and precision therapy delivery.
View Article and Find Full Text PDFGenes Chromosomes Cancer
January 2025
Sahlgrenska Center for Cancer Research, Department of Laboratory Medicine, University of Gothenburg, Gothenburg, Sweden.
Pleomorphic adenoma (PA) is the most common salivary gland tumor. PAs are characterized by chromosomal rearrangements of 8q12 and 12q14-15, leading to gene fusions involving the PLAG1 and HMGA2 oncogenes. Here, we performed the first comprehensive study of the transcriptomic and gene fusion landscape of 38 cytogenetically characterized PAs.
View Article and Find Full Text PDFRadiol Case Rep
March 2025
Radiology Department -University Hospital of 20 Aout 1953 - Faculty of Medicine and Pharmacy of Casablanca, Hassan II University, Casablanca, Morocco.
Pleomorphic adenoma of the parapharyngeal space is a rare benign tumor, representing less than 1% of tumors of the parapharyngeal space. Considering the volume of the tumor, the complexity of the space and the potential difficulties of excision, an imaging work-up including at least computed tomography (CT) and/or magnetic resonance imaging (MRI), and possibly analysis of the vascular axes (angio-MRI, arteriography) is essential. Treatment of these tumors is essentially surgical.
View Article and Find Full Text PDFEar Nose Throat J
January 2025
Department of Otolaryngology, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan, P.R. China.
Chondroid syringoma, a mixed tumor of the skin, is an acquired hamartoma that differentiates into hair follicles, sebaceous glands, and apocrine sweat glands. Chondroid syringoma in the ear region is exceptionally rare. However, we present 2 cases of ear chondroid syringoma: 1 involving multiple lesions in the external auditory canal and the other including a single lesion behind the auricle.
View Article and Find Full Text PDFJ Clin Med
December 2024
Radiation Oncology Department, Osakidetza, Donostia University Hospital, 20014 San Sebastian, Spain.
(1) : Salivary gland tumors (SGTs) are a rare and diverse group of neoplasms arising in the parotid, submandibular, sublingual, and minor salivary glands distributed throughout the upper aerodigestive tract. Given the rarity and complexity of MSGTs, understanding their epidemiology across diverse populations is crucial for improving diagnostic and therapeutic strategies. (2) : A retrospective analysis involving 45 patients diagnosed with malignant salivary gland tumors and treated with curative intention between 1 July 2016 and 1 July 2021 in a tertiary academic hospital was performed.
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