PDF(Pubmed)
Abstract：
BACKGROUND: Within the spectrum of melanocytic-differentiated tumors, the challenge faced by pathologists is discerning accurate diagnoses, with clear cell sarcoma of soft tissues standing out as a rare and aggressive neoplasm originating from the neural crest. Accounting for 1% of all soft tissue sarcomas, clear cell sarcoma of soft tissues poses diagnostic complexities, often misidentified owing to its phenotypic resemblance to malignant melanoma. This chapter delves into the intricacies of clear cell sarcoma of soft tissues, its epidemiology, characteristic manifestations, and the imperative need for a comprehensive diagnostic approach involving immunohistochemical and molecular analyses.
METHODS: A compelling case unfolds as a 25-year-old male from Morocco, initially misdiagnosed with malignant melanoma, experiences tumor recurrence on the second toe. With no history of trauma or familial neoplasia, the patient\'s clinical journey is explored, emphasizing the importance of detailed clinical examinations and radiological assessments. The chapter elucidates the histopathological findings, immunohistochemical spectrum, and the correlation between clinical parameters and diagnostic inference, ultimately leading to metatarsal amputation. This clinical vignette highlights the multidimensional diagnostic process in soft tissue neoplasms, emphasizing the synergistic role of clinical, radiological, and histopathological insights.
CONCLUSIONS: The diagnostic challenges inherent in melanocytic-differentiated tumors, exemplified by the rarity of soft tissue clear cell sarcoma, underscore the essential role of an integrated diagnostic approach. This concluding chapter emphasizes the perpetual collaboration required across pathology, clinical medicine, and radiology for nuanced diagnostic precision and tailored therapeutic strategies. The rarity of these soft tissue malignancies necessitates ongoing interdisciplinary engagement, ensuring the optimization of prognosis and treatment modalities through a comprehensive understanding of the diagnostic intricacies presented by clear cell sarcoma of soft tissues.
METHODS: A compelling case unfolds as a 25-year-old male from Morocco, initially misdiagnosed with malignant melanoma, experiences tumor recurrence on the second toe. With no history of trauma or familial neoplasia, the patient\'s clinical journey is explored, emphasizing the importance of detailed clinical examinations and radiological assessments. The chapter elucidates the histopathological findings, immunohistochemical spectrum, and the correlation between clinical parameters and diagnostic inference, ultimately leading to metatarsal amputation. This clinical vignette highlights the multidimensional diagnostic process in soft tissue neoplasms, emphasizing the synergistic role of clinical, radiological, and histopathological insights.
CONCLUSIONS: The diagnostic challenges inherent in melanocytic-differentiated tumors, exemplified by the rarity of soft tissue clear cell sarcoma, underscore the essential role of an integrated diagnostic approach. This concluding chapter emphasizes the perpetual collaboration required across pathology, clinical medicine, and radiology for nuanced diagnostic precision and tailored therapeutic strategies. The rarity of these soft tissue malignancies necessitates ongoing interdisciplinary engagement, ensuring the optimization of prognosis and treatment modalities through a comprehensive understanding of the diagnostic intricacies presented by clear cell sarcoma of soft tissues.
摘要：
背景：在黑素细胞分化肿瘤的范围内，病理学家面临的挑战是辨别准确的诊断，软组织透明细胞肉瘤是一种罕见的侵袭性肿瘤，起源于神经c。占所有软组织肉瘤的1%，软组织透明细胞肉瘤构成诊断复杂性，通常由于其表型与恶性黑色素瘤相似而被错误识别。本章深入研究软组织透明细胞肉瘤的复杂性，它的流行病学，特征性表现，以及迫切需要一种涉及免疫组织化学和分子分析的全面诊断方法。
方法：一个令人信服的案例展开，一名来自摩洛哥的25岁男性，最初误诊为恶性黑色素瘤，在第二脚趾上经历肿瘤复发。没有外伤或家族性肿瘤史,探索患者的临床旅程，强调详细的临床检查和放射学评估的重要性。本章阐明了组织病理学发现，免疫组织化学谱,以及临床参数和诊断推断之间的相关性，最终导致跖骨截肢.这个临床小插图强调了软组织肿瘤的多维诊断过程，强调临床的协同作用，放射学,和组织病理学见解。
结论：黑素细胞分化肿瘤固有的诊断挑战，以罕见的软组织透明细胞肉瘤为例，强调综合诊断方法的基本作用。这最后一章强调了跨病理学所需的永久合作，临床医学,和放射学，以提高诊断精度和量身定制的治疗策略。这些软组织恶性肿瘤的罕见性需要持续的跨学科参与，通过全面了解软组织透明细胞肉瘤的诊断复杂性，确保预后和治疗方式的优化。
方法：一个令人信服的案例展开，一名来自摩洛哥的25岁男性，最初误诊为恶性黑色素瘤，在第二脚趾上经历肿瘤复发。没有外伤或家族性肿瘤史,探索患者的临床旅程，强调详细的临床检查和放射学评估的重要性。本章阐明了组织病理学发现，免疫组织化学谱,以及临床参数和诊断推断之间的相关性，最终导致跖骨截肢.这个临床小插图强调了软组织肿瘤的多维诊断过程，强调临床的协同作用，放射学,和组织病理学见解。
结论：黑素细胞分化肿瘤固有的诊断挑战，以罕见的软组织透明细胞肉瘤为例，强调综合诊断方法的基本作用。这最后一章强调了跨病理学所需的永久合作，临床医学,和放射学，以提高诊断精度和量身定制的治疗策略。这些软组织恶性肿瘤的罕见性需要持续的跨学科参与，通过全面了解软组织透明细胞肉瘤的诊断复杂性，确保预后和治疗方式的优化。
