Grace K Kwon

Journal article J Clin Pathol · January 19, 2026 AIMS: Despite continually improving guidelines, human epidermal growth factor receptor 2 (HER2) testing for breast and gastro-oesophageal carcinoma continues to be a technical challenge in clinical laboratories. Manual HER2 fluorescence in situ hybridisati ... Full text Link to item Cite

Pancreatic neuroendocrine neoplasms: current paradigms and diagnostic challenges.

Journal article Semin Diagn Pathol · November 2025 Pancreatic neuroendocrine neoplasms (PanNENs) are broadly divided into well-differentiated pancreatic neuroendocrine tumors (PanNETs) and poorly differentiated pancreatic neuroendocrine carcinomas (PanNECs). Grading is based on the mitotic count and Ki-67 ... Full text Link to item Cite

1442 Clinicopathological Correlation in Patients with Increased Liver Enzymes After Duodenal Switch Surgery

Conference Laboratory Investigation · March 2025 Full text Cite

1556 Prevalence of CD274 Amplification by PGDx elio Solid Tumor NGS and Concordance with PD-L1 IHC Testing

Conference Laboratory Investigation · March 2025 Full text Cite

T-cells are significantly reduced in the luminal gastrointestinal tract of patients with "complete" 22q11.2 deletion syndrome (DiGeorge syndrome): Utilization of chromogenic multiplex immunohistochemistry to define cellular populations.

Journal article Ann Diagn Pathol · February 2025 Patients with 22q11.2 deletion syndrome or DiGeorge syndrome commonly report gastrointestinal symptoms in addition to more widely understood cardiac and immunodeficiency abnormalities. However, the morphologic features of gastrointestinal tract pathology i ... Full text Link to item Cite

Utilization of an In-House Solid Tumor Next-Generation Sequencing Fusion Panel: A 1-Year institutional Experience with a Focus on the Diagnosis of Soft Tissue Tumors

Conference JOURNAL OF MOLECULAR DIAGNOSTICS · June 2024 Link to item Cite