Publications by authors named "John Ivy"

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S100 expression in molecularly confirmed dermatofibrosarcoma protuberans, including fibrosarcomatous variants.
Azfar Neyaz, Dale Davis, David J Papke, Ivy John

Histopathology· January 2026

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Perinephric Myxoid Pseudotumor of Fat: A Series of 29 Cases Demonstrating Inconsistent Associations With Underlying Kidney Disease.
Azfar Neyaz, John S A Chrisinger, Dimitrios Korentzelos, Gayathri Devi Jalluri, Rana Naous, Ivy John

Am J Surg Pathol· December 2025

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Clinicopathologic and Molecular Genetic Features of Spindle Cell Rhabdomyosarcoma Harboring ZFP64::NCOA2/3 Fusions: A Series of 14 Cases.
Carina A Dehner, Baptiste Ameline, Fernanda Amary, John M Gross, Ying Zou, Ivy John

Mod Pathol· December 2025

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USP8-Rearranged Mesenchymal Tumors With Myofibroblastic Phenotype: A Comprehensive Clinicopathological, Genetic, and Epigenetic Characterization.
Arciuolo Damiano, Barresi Sabina, Hiemcke-Jiwa Laura, Black Jennifer, Willard Nicholas, John Ivy

Mod Pathol· December 2025

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TRAF7-Mutated Myxoid and Spindle Cell Mesenchymal Tumor Occurring in a Pediatric Patient in the Post-Transplant Setting: Expanding the Spectrum of TRAF7-Mutated Tumors.
Stephanie Torres, Zachary High, Qian Wang, Clinton Piper, Erika Friehling, Ivy John

Genes Chromosomes Cancer· November 2025

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Osteolipomas revisited: a detailed clinical, histologic and molecular characterisation.
Rayan Rammal, Azfar Neyaz, Shaymaa Hegazy, Abigail I Wald, Fatma Bilge Ergen, Ivy John

Histopathology· October 2025

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'Atypical acral fibromyxomatous tumour': an analogue of atypical spindle cell/pleomorphic lipomatous tumour.
Azfar Neyaz, Karen Fritchie, Ivy John

Histopathology· October 2025

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PRAME immunohistochemistry distinguishes breast secondary angiosarcoma from benign and atypical vascular lesions of the breast.
Haley N Corbin, Azfar Neyaz, Terri E Jones, Beth Z Clark, Jing Yu, Ivy John

Am J Clin Pathol· October 2025

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Malignant Chondroblastoma: An Epigenetically Distinct Subtype of Chondroblastoma With a Predilection for the Skeletally Mature.
Karen Fritchie, Baptiste Ameline, Vanghelita Andrei, Greg Charville, Jason L Hornick, Ivy John

Mod Pathol· September 2025

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Expanding the Spectrum of SRF-Rearranged Myoid Tumors: An Adult Case With SRF::SOHLH1 Fusion and Suspected Metastasis.
Mohamed Elmoryah, Fatima B Ergen, John M Skaugen, Catherine K Gestrich, Melissa A Burgess, Ivy John

Genes Chromosomes Cancer· September 2025

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Malignant ossifying fibromyxoid tumour with TP53::PHF1 fusion: report of three cases suggesting an association between rare fusions and malignant phenotypes.
Nathaniel J Bigot, Azfar Neyaz, Ali Alani, Arivarasan Karunamurthy, Robert D Bubar, Ivy John

Histopathology· August 2025

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Cellular Angiofibroma With Sarcomatous Transformation: Case Report With Molecular Characterization and Review of the Literature.
Haley Corbin, Esther Elishaev, Ivy John, Catherine K Gestrich, John M Skaugen

Int J Gynecol Pathol· July 2025

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Further evidence of EWSR1::GFI1B fusion in soft tissue angiofibroma: two new cases.
Azfar Neyaz, Simon Chiosea, Isabella Giovannoni, Alessandro Mazzocca, Lucas da Gama Lobo, Ivy John

Histopathology· June 2025

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Myxofibrosarcoma with epithelioid morphology: A clinicopathological study of 44 cases with emphasis on differential diagnosis.
Alexandra L Isaacson, Ryan S Berry, Veronica Ulici, Susan M Armstrong, James Bena, Ivy John

Histopathology· April 2025

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Diffuse PRAME Expression in Transdifferentiated Melanomas.
Shaymaa Hegazy, Arivarasan Karunamurthy, Ivy John

J Cutan Pathol· April 2025

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Rapidly enlarging ACTIN::MITF rearranged clear cell tumour with melanocytic differentiation.
Nathaniel J Bigot, Azfar Neyaz, Rana Naous, Karen Schoedel, Fatma Bilge Ergen, Ivy John

Histopathology· April 2025

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Low-grade myxoid spindle cell neoplasm with novel gene fusions involving MAP3K3 and MAP3K8 kinases: a report of two cases.
Azfar Neyaz, Mana Mohebnasab, Elan Hahn, Joel Rosenbaum, Lucas da Gama Lobo, Ivy John

Histopathology· April 2025

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Loss of Histone H3K27 Trimethylation (H3K27me3) Expression as a Potential Diagnostic Pitfall in Sarcomatoid Carcinoma.
Megan L Zilla, Ivy John, Rana Naous

Int J Surg Pathol· September 2024

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Spindle Cell Rhabdomyosarcoma of the Prostate With ZFP64::NCOA2 Fusion.
Azfar Neyaz, Alessandro Furlan, Arivarasan Karunamurthy, Ivy John

Genes Chromosomes Cancer· September 2024

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ALX4::NCOA2 rearranged round and spindle cell sarcoma.
Megan L Zilla, Dimitrios Korentzelos, Jacob Lebamoff, Melissa A Burgess, Rana Naous, Ivy John

Histopathology· July 2024

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RNA-sequencing predicts a role of androgen receptor and aldehyde dehydrogenase 1A1 in osteosarcoma lung metastases.
Tanya E Heim, Margaret L Hankins, Rebekah Belayneh, Nerone Douglas, Vu Dinh, Ivy John

Oncogene· March 2024

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ALK-Rearranged Epithelioid Mesenchymal Neoplasm: Expanding the Spectrum of Tyrosine Kinase-Altered Mesenchymal Tumors.
Catherine K Gestrich, Jessica L Davis, Laura Biederman, Ivy John, Rita Alaggio

Mod Pathol· December 2023

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Myxofibrosarcoma in adolescents and young adults: a clinicopathologic study of 17 cases.
Karen R Arispe Angulo, Suzanna Logan, Armita Bahrami, Ivy John, Steven D Billings

Hum Pathol· December 2023

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VIM::KMT2A rearranged sarcoma: a rare emerging entity.
Rana Naous, John M Skaugen, Megan L Zilla, Melissa Burgess, Ivy John

Histopathology· November 2023

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Whole genome sequencing for metastatic mutational burden in extraskeletal myxoid chondrosarcoma.
Trudy Zou, Rahil Sethi, Jiefei Wang, Gungor Budak, Uma Chandran, Ivy John

Front Mol Med· July 2023

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