Intrapulmonary Solitary Fibrous Tumors
Papillary Proliferation of the Endometrium
Histology of Intestinal Allografts
Human Papillomavirus-related Carcinomas of the Sinonasal Tract
Combined BRAFV600E-positive Melanocytic Lesions With Large Epithelioid Cells Lacking BAP1 Expression and Conventional Nevomelanocytes
Venous Invasion in Colorectal Cancer
HNF4α as a Marker for Invasive Mucinous Adenocarcinoma of the Lung
Partial Sampling of Radical Prostatectomy Specimens
Loss of SDHA Expression Identifies SDHA Mutations in Succinate Dehydrogenase–deficient Gastrointestinal Stromal Tumors
Immunohistochemical Loss of Succinate Dehydrogenase Subunit A (SDHA) in Gastrointestinal Stromal Tumors (GISTs) Signals SDHA Germline Mutation
KSHV/HHV8-negative Effusion-based Lymphoma, a Distinct Entity Associated With Fluid Overload States
CD137 Ligand Is Expressed in Primary and Secondary Lymphoid Follicles and in B-cell Lymphomas
Gastric Mucosal Necrosis With Vascular Degeneration Induced by Doxycycline
Exclusion of Histiocytes/Endothelial Cells and Using Endothelial Cells as Internal Reference Are Crucial for Interpretation of MGMT Immunohistochemistry in Glioblastoma
Plasmablastic Transformation of Low-grade B-cell Lymphomas
Thyroid Frozen Section
Tumor Islands in Resected Early-stage Lung Adenocarcinomas are Associated With Unique Clinicopathologic and Molecular Characteristics and Worse Prognosis
The Clinical Significance of Focally Enhanced Gastritis in Children
Giant Condyloma of the Cervix
Phospho-ERKTHR202/Tyr214 Is Overexpressed in Hairy Cell Leukemia and Is a Useful Diagnostic Marker in Bone Marrow Trephine Sections
World Health Organization (WHO) Classification of Breast Tumours, 4th ed