Hilary Somerset, MD

Associate Professor, Pathology


FacultyPhoto
Medical School
  • MD, University of Colorado Denver School of Medicine (2009)
Undergraduate School
  • BA, Wellesley College (MA) (2003)
Residency
  • University of Colorado, Chief Resident, Anatomic and Clinical (2013)
Fellowships
  • University of Texas M D Anderson Cancer Center Program, Selective Pathology (2014)
  • University of Colorado, Dermatopathology (2018)
Languages
English
Department
Pathology

Publications

  • Severson JJ, Serracino HS, Mateescu V, Raeburn CD, McIntyre RC Jr, Sams SB, Haugen BR, French JD. PD-1 Tim-3 CD8 T Lymphocytes Display Varied Degrees of Functional Exhaustion in Patients with Regionally Metastatic Differentiated Thyroid Cancer. Cancer Immunol Res. 2015 Jun;3(6):620-30. PubMed PMID: 25701326
  • Bowles DW, Keysar SB, Eagles JR, Wang G, Glogowska MJ, McDermott JD, Le PN, Gao D, Ray CE, Rochon PJ, Roop DR, Tan AC, Serracino HS, Jimeno A. A pilot study of cetuximab and the hedgehog inhibitor IPI-926 in recurrent/metastatic head and neck squamous cell carcinoma. Oral Oncol. 2015 Dec 15. [Epub ahead of print] PubMed PMID: 26705064
  • Keysar SB, Le PN, Miller B, Jackson BC, Eagles JR, Nieto C, Kim J, Tang B, Glogowska MJ, Morton JJ, Padilla-Just N, Gomez K, Warnock E, Reisinger J, Arcaroli JJ, Messersmith WA, Wakefield LM, Gao D, Tan AC, Serracino H, Vasiliou V, Roop DR, Wang XJ, Jimeno A. Regulation of Head and Neck Squamous Cancer Stem Cells by PI3K and SOX2. J Natl Cancer Inst. 2017 Jan;109(1). PubMed PMID: 27634934
  • Wang K, Russell JS, McDermott JD, Elvin JA, Khaira D, Johnson A, Jennings TA, Ali SM, Murray M, Marshall C, Oldham DS, Washburn D, Wong SJ, Chmielecki J, Yelensky R, Lipson D, Miller VA, Stephens PJ, Serracino HS, Ross JS, Bowles DW. Profiling of 149 Salivary Duct Carcinomas, Carcinoma Ex Pleomorphic Adenomas, and Adenocarcinomas, Not Otherwise Specified Reveals Actionable Genomic Alterations. Clin Cancer Res. 2016 Dec 15;22(24):6061-6068. PubMed PMID: 27334835
  • Bastman JJ, Serracino HS, Zhu Y, Koenig MR, Mateescu V, Sams SB, Davies KD, Raeburn CD, McIntyre RC Jr, Haugen BR, French JD. Tumor-Infiltrating T Cells and the PD-1 Checkpoint Pathway in Advanced Differentiated and Anaplastic Thyroid Cancer. J Clin Endocrinol Metab. 2016 Jul;101(7):2863-73. PubMed PMID: 27045886
  • Amini A, Jones BL, McDermott JD, Serracino HS, Jimeno A, Raben D, Ghosh D, Bowles DW, Karam SD. Survival outcomes with concurrent chemoradiation for elderly patients with locally advanced head and neck cancer according to the National Cancer Data Base. Cancer. 2016 May 15;122(10):1533-43. PubMed PMID: 26969811
  • Rodríguez-Colón G, Bratton EM, Serracino H, Bennett JL, Hink EM. Sphenoid Wing Meningioma with Extraocular Muscle Involvement Mimicking Idiopathic Orbital Inflammation. Ophthal Plast Reconstr Surg. 2016 Feb 12. [Epub ahead of print] PubMed PMID: 26882057
  • Bowles DW, Keysar SB, Eagles JR, Wang G, Glogowska MJ, McDermott JD, Le PN, Gao D, Ray CE, Rochon PJ, Roop DR, Tan AC, Serracino HS, Jimeno A. A pilot study of cetuximab and the hedgehog inhibitor IPI-926 in recurrent/metastatic head and neck squamous cell carcinoma. Oral Oncol. 2016 Feb;53:74-9. PubMed PMID: 26705064
  • Somerset, H. Hyalinizing clear cell carcinoma as a secondary malignancy in a childhood survivor of rhabdomyosarcoma. Annals of Clinical Case Report. 28 Oct, 2016: 1-3.
  • Lhungay TP, Colvin A, Warncke J, Somerset H, Wilson SS, La Rosa FG. Seventy-Year-Old Man With Large Bladder Mass: Diagnostic and Clinical Challenges of an Uncommon Neoplasm. Oncology (Williston Park). 2017 Mar 15;31(3):210-2, 218-20. PubMed PMID: 28299758
  • Haugen BR, Sawka AM, Alexander EK, Bible KC, Caturegli P, Doherty GM, Mandel SJ, Morris JC, Nassar A, Pacini F, Schlumberger M, Schuff K, Sherman SI, Somerset H, Sosa JA, Steward DL, Wartofsky L, Williams MD. American Thyroid Association Guidelines on the Management of Thyroid Nodules and Differentiated Thyroid Cancer Task Force Review and Recommendation on the Proposed Renaming of Encapsulated Follicular Variant Papillary Thyroid Carcinoma Without Invasion to Noninvasive Follicular Thyroid Neoplasm with Papillary-Like Nuclear Features. Thyroid. 2017 Apr;27(4):481-483. PubMed PMID: 28114862
  • Keysar SB, Le PN, Miller B, Jackson BC, Eagles JR, Nieto C, Kim J, Tang B, Glogowska MJ, Morton JJ, Padilla-Just N, Gomez K, Warnock E, Reisinger J, Arcaroli JJ, Messersmith WA, Wakefield LM, Gao D, Tan AC, Serracino H, Vasiliou V, Roop DR, Wang XJ, Jimeno A. Regulation of Head and Neck Squamous Cancer Stem Cells by PI3K and SOX2. J Natl Cancer Inst. 2017 Jan;109(1). PubMed PMID: 27634934
  • Rodríguez-Colón G, Bratton EM, Serracino H, Bennett JL, Hink EM. Sphenoid Wing Meningioma With Extraocular Muscle Involvement Mimicking Idiopathic Orbital Inflammation. Ophthal Plast Reconstr Surg. 2017 May Jun;33(3S Suppl 1):S97-S99. PubMed PMID: 26882057
  • Hernandez AL, Wang Y, Somerset HL, Keysar SB, Aisner DL, Marshall C, Bowles DW, Karam SD, Raben D, Jimeno A, Varella-Garcia M, Wang XJ. Inter- and intra-tumor heterogeneity of SMAD4 loss in head and neck squamous cell carcinomas. Mol Carcinog. 2018 Dec 21. [Epub ahead of print] PubMed PMID: 30575147
  • Ding D, Stokes W, Eguchi M, Hararah M, Sumner W, Amini A, Goddard J, Somerset H, Bradley C, McDermott J, Raben D, Karam SD. Association Between Lymph Node Ratio and Recurrence and Survival Outcomes in Patients With Oral Cavity Cancer. JAMA Otolaryngol Head Neck Surg. 2018 Nov 15. [Epub ahead of print] PubMed PMID: 30452499
  • Le PN, Keysar SB, Miller B, Eagles JR, Chimed TS, Reisinger J, Gomez KE, Nieto C, Jackson BC, Somerset HL, Morton JJ, Wang XJ, Jimeno A. Wnt signaling dynamics in head and neck squamous cell cancer tumor-stroma interactions. Mol Carcinog. 2018 Oct 31. [Epub ahead of print] PubMed PMID: 30378175
  • Morton JJ, Keysar SB, Perrenoud L, Chimed TS, Reisinger J, Jackson B, Le PN, Nieto C, Gomez K, Miller B, Gao D, Somerset H, Wang XJ, Jimeno A. Dual use of hematopoietic and mesenchymal stem cells enhances engraftment and immune cell trafficking in an allogeneic humanized mouse model of head and neck cancer. Mol Carcinog. 2018 Nov;57(11):1651-1663. PubMed PMID: 30129680
  • Karam SD, Reddy K, Blatchford PJ, Waxweiler T, DeLouize AM, Oweida A, Somerset H, Marshall C, Young C, Davies KD, Kane M, Tan AC, Wang XJ, Jimeno A, Aisner DL, Bowles DW, Raben D. Final Report of a Phase I Trial of Olaparib with Cetuximab and Radiation for Heavy Smoker Patients with Locally Advanced Head and Neck Cancer. Clin Cancer Res. 2018 Oct 15;24(20):4949-4959. PubMed PMID: 30084837
  • Bhatia S, Sharma J, Bukkapatnam S, Oweida A, Lennon S, Phan A, Milner D, Uyanga N, Jimeno A, Raben D, Somerset H, Heasley L, Karam SD. Inhibition of EphB4-Ephrin-B2 Signaling Enhances Response to Cetuximab-Radiation Therapy in Head and Neck Cancers. Clin Cancer Res. 2018 Sep 15;24(18):4539-4550. PubMed PMID: 29848571
  • Kiseljak-Vassiliades K, Zhang Y, Kar A, Razzaghi R, Xu M, Gowan K, Raeburn CD, Albuja-Cruz M, Jones KL, Somerset H, Fishbein L, Leong S, Wierman ME. Elucidating the Role of the Maternal Embryonic Leucine Zipper Kinase in Adrenocortical Carcinoma. Endocrinology. 2018 Jul 1;159(7):2532-2544. PubMed PMID: 29790920
  • Keysar SB, Eagles JR, Miller B, Jackson BC, Chowdhury FN, Reisinger J, Chimed TS, Le PN, Morton JJ, Somerset HL, Varella-Garcia M, Tan AC, Song JI, Bowles DW, Reyland ME, Jimeno A. Salivary Gland Cancer Patient-Derived Xenografts Enable Characterization of Cancer Stem Cells and New Gene Events Associated with Tumor Progression. Clin Cancer Res. 2018 Jun 15;24(12):2935-2943. PubMed PMID: 29555661
  • Kiseljak-Vassiliades K, Zhang Y, Bagby SM, Kar A, Pozdeyev N, Xu M, Gowan K, Sharma V, Raeburn CD, Albuja-Cruz M, Jones KL, Fishbein L, Schweppe RE, Somerset H, Pitts TM, Leong S, Wierman ME. Development of new preclinical models to advance adrenocortical carcinoma research. Endocr Relat Cancer. 2018 Apr;25(4):437-451. PubMed PMID: 29371329
  • A Rare and Unusual Case of Angiosarcoma with Neuroendocrine Expression Arising in a Background of Rhinophyma.
  • Head L, Kiseljak-Vassiliades K, Clark TJ, Somerset H, King J, Raeburn C, Albuja-Cruz M, Weyant M, Cleveland J, Wierman ME, Leong S. Response to Immunotherapy in Combination With Mitotane in Patients With Metastatic Adrenocortical Cancer. J Endocr Soc. 2019 Dec 1;3(12):2295-2304. PubMed PMID: 31745526
  • Chowdhury FN, Reisinger J, Gomez KE, Chimed TS, Thomas CM, Le PN, Miller B, Morton JJ, Nieto CM, Somerset HL, Wang XJ, Keysar SB, Jimeno A. Leading edge or tumor core: Intratumor cancer stem cell niches in oral cavity squamous cell carcinoma and their association with stem cell function. Oral Oncol. 2019 Nov;98:118-124. PubMed PMID: 31586893
  • Lang J, Capasso A, Jordan KR, French JD, Kar A, Bagby SM, Barbee J, Yacob BW, Head LS, Tompkins KD, Freed BM, Somerset H, Clark TJ, Pitts TM, Messersmith WA, Eckhardt SG, Wierman ME, Leong S, Kiseljak-Vassiliades K. Development of an Adrenocortical Cancer Humanized Mouse Model to Characterize Anti-PD1 Effects on Tumor Microenvironment. J Clin Endocrinol Metab. 2020 Jan 1;105(1). PubMed PMID: 31513709
  • Kar A, Zhang Y, Yacob B, Saeed JM, Tompkins KD, Bagby S, Pitts TM, Somerset HL, Leong S, Wierman M, Kiseljak-Vassiliades K. Targeting PDZ binding kinase is anti-tumorigenic in novel preclinical models of ACC. Endocr Relat Cancer. 2019 Jul 1. [Epub ahead of print] PubMed PMID: 31325906
  • Lennon S, Oweida A, Milner D, Phan AV, Bhatia S, Van Court B, Darragh L, Mueller AC, Raben D, Martínez-Torrecuadrada JL, Pitts TM, Somerset H, Jordan KR, Hansen KC, Williams J, Messersmith WA, Schulick RD, Owens P, Goodman KA, Karam SD. Pancreatic Tumor Microenvironment Modulation by EphB4-ephrinB2 Inhibition and Radiation Combination. Clin Cancer Res. 2019 Jun 1;25(11):3352-3365. PubMed PMID: 30944125
  • Hernandez AL, Wang Y, Somerset HL, Keysar SB, Aisner DL, Marshall C, Bowles DW, Karam SD, Raben D, Jimeno A, Varella-Garcia M, Wang XJ. Inter- and intra-tumor heterogeneity of SMAD4 loss in head and neck squamous cell carcinomas. Mol Carcinog. 2019 May;58(5):666-673. PubMed PMID: 30575147
  • Ding D, Stokes W, Eguchi M, Hararah M, Sumner W, Amini A, Goddard J, Somerset H, Bradley C, McDermott J, Raben D, Karam SD. Association Between Lymph Node Ratio and Recurrence and Survival Outcomes in Patients With Oral Cavity Cancer. JAMA Otolaryngol Head Neck Surg. 2019 Jan 1;145(1):53-61. PubMed PMID: 30452499
  • Le PN, Keysar SB, Miller B, Eagles JR, Chimed TS, Reisinger J, Gomez KE, Nieto C, Jackson BC, Somerset HL, Morton JJ, Wang XJ, Jimeno A. Wnt signaling dynamics in head and neck squamous cell cancer tumor-stroma interactions. Mol Carcinog. 2019 Mar;58(3):398-410. PubMed PMID: 30378175
  • Morton JJ, Alzofon N, Keysar SB, Chimed TS, Reisinger J, Perrenoud L, Le PN, Nieto C, Gomez K, Miller B, Yeager R, Gao D, Tan AC, Somerset H, Medina T, Wang XJ, Wang JH, Robinson W, Roop DR, Gonzalez R, Jimeno A. Studying Immunotherapy Resistance in a Melanoma Autologous Humanized Mouse Xenograft. Mol Cancer Res. 2020 Oct 21. [Epub ahead of print] PubMed PMID: 33087417
  • Gomez KE, Wu F, Keysar SB, Morton JJ, Miller B, Chimed TS, Le PN, Nieto C, Chowdhury FN, Tyagi A, Lyons TR, Young CD, Zhou H, Somerset HL, Wang XJ, Jimeno A. Cancer Cell CD44 Mediates Macrophage/Monocyte-Driven Regulation of Head and Neck Cancer Stem Cells. Cancer Res. 2020 Oct 1;80(19):4185-4198. PubMed PMID: 32816856
  • Schreiber AR, Kar A, Goodspeed AE, Pozdeyev N, Somerset H, Raeburn CD, Tan AC, Leong S, Wierman ME, Kiseljak-Vassiliades K. Leptomeningeal Metastasis from Adrenocortical Carcinoma: A Case Report. J Endocr Soc. 2020 Mar 1;4(3):bvaa017. PubMed PMID: 32154490
  • Canfield GS, Bock A, Mann S, Zimmer S, Somerset H, Franco-Paredes C, Wilson CC, Metter RB. A 31-year-old Micronesian Man With Shoulder Fungating Mass. Clin Infect Dis. 2020 Feb 14;70(5):973-975. PubMed PMID: 32055859
  • Keysar SB, Gomes N, Miller B, Jackson BC, Le PN, Morton JJ, Reisinger J, Chimed TS, Gomez KE, Nieto C, Frederick B, Pronk GJ, Somerset HL, Tan AC, Wang XJ, Raben D, Su TT, Jimeno A. Inhibiting Translation Elongation with SVC112 Suppresses Cancer Stem Cells and Inhibits Growth in Head and Neck Squamous Carcinoma. Cancer Res. 2020 Mar 1;80(5):1183-1198. PubMed PMID: 31911553
  • Lang J, Capasso A, Jordan KR, French JD, Kar A, Bagby SM, Barbee J, Yacob BW, Head LS, Tompkins KD, Freed BM, Somerset H, Clark TJ, Pitts TM, Messersmith WA, Eckhardt SG, Wierman ME, Leong S, Kiseljak-Vassiliades K. Development of an Adrenocortical Cancer Humanized Mouse Model to Characterize Anti-PD1 Effects on Tumor Microenvironment. J Clin Endocrinol Metab. 2020 Jan 1;105(1). PubMed PMID: 31513709
  • Morton JJ, Alzofon N, Keysar SB, Chimed TS, Reisinger J, Perrenoud L, Le PN, Nieto C, Gomez K, Miller B, Yeager R, Gao D, Tan AC, Somerset H, Medina T, Wang XJ, Wang JH, Robinson W, Roop DR, Gonzalez R, Jimeno A. Studying Immunotherapy Resistance in a Melanoma Autologous Humanized Mouse Xenograft. Mol Cancer Res. 2021 Feb;19(2):346-357. PubMed PMID: 33087417
  • Nieto C, Miller B, Alzofon N, Chimed T, Himes J, Joshi M, Gomez K, Chowdhury FN, Le PN, Weaver A, Somerset H, Morton JJ, Wang JH, Wang XJ, Gao D, Hansen K, Keysar SB, Jimeno A. The programmed death ligand 1 interactome demonstrates bidirectional signaling coordinating immune suppression and cancer progression in head and neck squamous cell carcinoma. J Natl Cancer Inst. 2023 Nov 8;115(11):1392-1403. PubMed PMID: 37389416

Practice Locations

UCHealth University of Colorado Hospital (UCH)
12605 E. 16th Ave
Aurora, CO 80045
720-848-0000

Hospital Affiliation
  • University of Colorado Hospital

Specialty Information

Specialties
  • Anatomic and Clinical, Board Certification (2013)
  • Dermatopathology, Board Certification (2018)
Conditions & Treatments
  • Cancers - Head and Neck Cancer
  • Cancers