Gastric Carcinoma with Lymphoid Stroma: A Combination of Mismatch Repair Deficient Medullary Type and Epstein-Barr Virus-associated Gastric Carcinomas [0.03%]
弥漫性胃淋巴细胞丰富型癌的内镜诊断及分子病理特征：微卫星不稳定性弥漫性胃淋巴细胞丰富型癌与EB病毒阳性胃癌的重叠组合
Meral Uner,Aynur Isık,Sıdıka Oztop et al.
Meral Uner et al.
Gastric carcinomas consist of a heterogeneous group of neoplasms with broad cytological and architectural variations. Gastric carcinomas with lymphoid stroma show poor correlation between their histomorphology and biological behavior. This ...
Comparison of the Histopathologic Features of Uterine Niches Between Hysterectomy Specimens and Hysteroscopy-Resected Isthmoceles [0.03%]
子宫切除标本与宫腔镜下峡部粘连电切术后的子宫组织活检的组织病理学特征比较分析
Badr AbdullGaffar,Rabiah Farhan,Shaimah Alsuwaidi
Badr AbdullGaffar
Intraneural Nodular Fasciitis of the Femoral Nerve with A Unique CTNNB1::USP6 Gene Fusion: Apropos of a Case and Review of Literature [0.03%]
股神经内 nodular fasciitis 一例并文献复习（含 1 幅图）
Bryce Parkinson,Ashley Patton,Alan Rogers et al.
Bryce Parkinson et al.
Nodular fasciitis (NF) is a benign proliferation of fibroblasts and myofibroblasts occurring most commonly in the upper extremities that can mimic a variety of mesenchymal tumors including sarcoma. Although reported in almost all anatomic l...
Diagnostic Challenges of Intra-operative Frozen Consultation for Mammary Epithelioid Myofibroblastoma [0.03%]
术中冰冻咨询诊断乳腺上皮样肌纤维母细胞瘤的挑战
Ying Zeng,Qianhui Wang,Xin Jiang et al.
Ying Zeng et al.
Myofibroblastoma (MFB) of the breast is a rare benign neoplasm that exhibits several morphologic variants and presents diagnostic challenges for pathologists, especially in recognizing intra-operative frozen sections. In order to raise awar...
Pediatric Non-Myofibroblastic Primitive Spindle Cell Tumors with ALK Gene Rearrangements and Response to Crizotinib [0.03%]
伴有ALK基因重排的儿科非肌纤维母细胞原始梭形细胞肿瘤及其对克唑替尼的反应
Dinesh Rakheja,Jason Y Park,Neil J Fernandes et al.
Dinesh Rakheja et al.
We describe two poorly differentiated, non-myofibroblastic (SMA-, S100+, CD34±), spindle cell neoplasms with immunohistochemical positivity for ALK and with ALK gene rearrangements leading to PLEKHH2::ALK and CLTC::ALK fusions, respectivel...
Novel MAP4::RAF1 Fusion in a Primary Bone Sarcoma: Expanding the spectrum of RAF1 Fusion Sarcoma [0.03%]
MAP4::RAF1新型融合基因在原发骨肉瘤中的作用：扩大RAF1融合肉瘤的谱系范围
Maximus C F Yeung,Albert Y L Lam,Tony W H Shek
Maximus C F Yeung
Soft tissue tumors with RAF1 fusion had been emerging as a group of tumors with peculiar histology and immunoprofile. While a case series and rare case reports of RAF1 translocated sarcoma had been reported, to our knowledge a primary bone ...
Natalia Georgantzoglou,Donald Green,Samantha A Stephen et al.
Natalia Georgantzoglou et al.
Castleman Disease with MDM2/CDK4 Protein Expression: a Potential Mimic of Inflammatory Variant of Liposarcoma with Significant Consequences [0.03%]
具有MDM2/CDK4蛋白表达的卡斯特曼病：可能模拟炎性脂肪肉瘤并产生严重影响的一种疾病类型
Natalia Georgantzoglou,Michael Baker,Xiaoying Liu et al.
Natalia Georgantzoglou et al.
Castleman disease is a rare benign lymphoproliferative disorder that includes a spectrum of distinct histopathological entities. The differential diagnosis of Castleman disease is broad and includes lymphomas, HIV-related lymphadenopathy, a...
Malignant Adenomyoepithelioma of the Breast and Associated Epithelial-Myoepithelial Carcinoma; A Rare Case Report [0.03%]
恶性乳腺腺肌上皮瘤及其相关的上皮-肌上皮癌一例罕见病例报告
Zena Jameel,John Kiluk,Marilin Rosa
Zena Jameel
Adenomyoepithelioma comprises a spectrum of lesions with variable morphology and clinical behavior, presenting at a wide age range. The most common presenting symptom is palpable abnormality. Mammographic abnormalities include focal asymmet...
Endobronchial Primary Pulmonary Angiomatoid Fibrous Histiocytoma in a Patient with Testicular Germ Cell Tumor: An Evidence Against Somatic Transformation [0.03%]
睾丸生殖细胞瘤患者的支气管原发肺血管肌纤维母细胞瘤：反对体细胞性转化的证据
Mehmet Çetin,Kubra Katipoglu,İlteriş Türk et al.
Mehmet Çetin et al.
Primary Pulmonary Angiomatoid Fibrous Histiocytoma is a recently described soft tissue tumor with challenging differential diagnosis both clinically and pathologically due to its rarity in this location. It may also occur as a secondary mal...