Malignant Transformation of Schwannoma to S-100 Negative Epithelioid Malignant Peripheral Nerve Sheath Tumor: A Case Report [0.03%]
schwannoma恶变成为S-100阴性的上皮样恶性外周神经鞘瘤一例报告
Yoshiki Shirai,Masatake Matsuoka,Hiroya Okawa et al.
Yoshiki Shirai et al.
The malignant transformation of schwannomas is exceptionally rare and typically results in a malignant peripheral nerve sheath tumor (MPNST). We report a unique patient with malignant transformation of a schwannoma into an S-100 negative ep...
Badr AbdullGaffar,Rabiah Farhan,Labib Salam
Badr AbdullGaffar
Perianal mucinous adenocarcinoma is an uncommon entity that can be mistaken for perianal fistulous lesions due to its association with fistulas and its confinement to the perianal region. It is a diagnosis of exclusion of secondary anorecta...
Small Samples, Big Insights: PD-L1 Experience of a Tertiary Institution [0.03%]
小样本，大启示：三级医疗机构的PD-L1应用经验分析
Nuray Tezcan,Lal Sude Gucer,Aslı Aydın et al.
Nuray Tezcan et al.
BackgroundPD-L1 expression guides immunotherapy decisions in non small cell lung cancer (NSCLC), yet sample type can impact assessment accuracy. This study aimed to compare PD-L1 expression between small (biopsies, cell blocks) and large (r...
A Mediastinal Neuroblastoma in a 31-Year-Old Woman Presenting After a Prolonged Indolent Course: A Report and Review of Literature [0.03%]
31岁女性纵膈神经母细胞瘤一例并文献复习
Deepinder Sharma,Hiroyuki Shimada,Elizabeth Nizalik et al.
Deepinder Sharma et al.
Neuroblastomas in adults are extremely rare and are generally regarded to have poorer outcomes compared to infants and children. Due to the scarcity of data among adult patients with neuroblastoma, treatment guidelines are also not well est...
Aishwarya Sharma,Aashna Gupta,Gauri Nakra et al.
Aishwarya Sharma et al.
Background. Male breast carcinoma is a rare, hormonally driven neoplasm constituting 0.1% of all malignancies. Molecular studies have identified 1000 genes differentially expressed between male breast carcinoma and female breast cancer with...
Primary Neuroendocrine Tumors of the Genitourinary System: Two Rare Examples of Testicular and Renal Neuroendocrine Tumors with Clinicopathologic and Molecular Findings [0.03%]
泌尿生殖系统的原发神经内分泌肿瘤：罕见的睾丸和肾神经内分泌肿瘤的临床病理及分子特征两例报告
Rebecca Manzo,Pranav S Renavikar,Allison Cushman-Vokoun et al.
Rebecca Manzo et al.
Primary neuroendocrine tumors (NETs) of the genitourinary tract are rare entities encountered in the kidneys, bladder, prostate, testes, and ovaries. Information on grading, biologic behavior, molecular characteristics, and treatment option...
Clinicopathologic Findings in T-Cell Large Granular Lymphocytic Leukemia-Associated Gamma Heavy Chain Disease [0.03%]
T细胞大颗粒淋巴细胞白血病相关γ重链疾病临床病理特征分析
Giby V George,Danielle S Wallace,Chauncey R Syposs
Giby V George
Heavy chain diseases comprise a rare heterogeneous group of B-cell lymphoproliferative disorders characterized by the production of a truncated monoclonal immunoglobulin heavy chain without an associated immunoglobulin light chain. Gamma he...
Kemal Kayar,Meryem Bera Dogan,Emre Karabay
Kemal Kayar
Alveolar soft part sarcoma (ASPS) is a rare and distinctive subtype of soft tissue sarcoma accounting for
Intraparenchymal Epidermal Inclusion Cyst Within a Fibroadenoma in the Breast: A Case Report [0.03%]
乳腺纤维腺瘤内的皮脂囊肿：病例报告
Narges Yamini,Mohammad Rezaei Zadeh Rukerd,Hanieh Mirkamali et al.
Narges Yamini et al.
Epidermal inclusion cysts are benign lesions that arises from the proliferation and entrapment of epidermal elements within the dermis, characterized by a lining of stratified squamous epithelium and an accumulation of keratin debris. While...
Artificial Intelligence Quantitation of Steatosis on Frozen Section Preimplant Slides Correlates with Some Liver Transplant Outcomes [0.03%]
基于冷冻切片的AI量化肝脂肪变性与一些肝脏移植结果相关性研究
Suaka Kue,Laura Budvytyte,Mariah L Schroeder et al.
Suaka Kue et al.
Introduction.Increased steatosis on preimplant liver frozen section is associated with delayed graft function and primary nonfunction. Efforts to standardize histologic assessment have proven difficult. Frozen section artifact and lipopelio...