Timothy Ung, MD
Assistant Professor, Neurosurgery
Medical School
- MD, University of Colorado Denver Health Sciences Center (2016)
Undergraduate School
- BA, University of Colorado - Boulder (CO) (2010)
Internship
- University of Colorado (University Hospital) Program (2016)
Residency
- University of Colorado (University Hospital) Program, Chief Resident, Neurological Surgery (2023)
Fellowships
- Stanford University Program, Neurological Surgery (2022)
- Columbia University (New York-Presbyterian/Columbia University Irving Medical Center) (2015)
Languages
EnglishDepartment
NeurosurgeryProfessional Titles
- Assistant Professor of Neurosurgery
Publications
- Ung TH, Freeman L, Hirt L, Kortz M, Belanger K, Baird-Daniel E, Hosokawa P, Thaker A, Thompson JA, Youssef AS. Surgical outcomes in large vestibular schwannomas: should cerebellopontine edema be considered in the grading systems?. Acta Neurochir (Wien). 2023 Jul;165(7):1749-1755. PubMed PMID: 37204532
- Ung TH, Meola A, Chang SD. Metastatic Lesions of the Brain and Spine. Adv Exp Med Biol. 2023;1405:545-564. PubMed PMID: 37452953
- Hall JC, Ung TH, McCleary TL, Chuang C, Gibbs IC, Soltys SG, Hayden Gephart M, Li G, Pollom EL, Chang SD, Meola A. Stereotactic radiosurgery for trigeminal neuralgia secondary to tumor: a single-institution retrospective series. Neurosurg Focus. 2022 Nov;53(5):E3. PubMed PMID: 36321284
- Chatain GP, Kortz MW, Serva S, Shrestha K, Hosokawa P, Ung TH, Finn M. Long-term Neurologic Outcome After Spinal Ependymoma Resection With Multimodal Intraoperative Electrophysiological Recording: Cohort Study and Review of the Literature. Neurospine. 2022 Mar;19(1):118-132. PubMed PMID: 35378586
- Martinez-Perez R, Kunigelis KE, Ward RC, Ung TH, Arnone GD, Cass SP, Gubbels SP, Youssef AS. Hydroxyapatite cement cranioplasty for reconstruction of translabyrinthine approach: aesthetic results, long-term satisfaction, quality of life, and complications. Acta Neurochir (Wien). 2022 Mar;164(3):669-677. PubMed PMID: 34642820
- Martinez-Perez R, Kortz MW, Florez-Perdomo W, Ung TH, Youssef AS. Endocrinological outcomes after transcranial resection of tuberculum sellae meningiomas: a systematic review and meta-analysis. Neurosurg Rev. 2022 Jun;45(3):1965-1975. PubMed PMID: 35149901
- Martinez-Perez R, Kortz MW, Ung TH, Rayo N, Lagares A, Cepeda S. Third Ventricle Volume Predicts Functional Outcome in Chronic Subdural Hematoma. Acta Neurol Scand. 2022 Feb;145(2):249-256. PubMed PMID: 34716574
- Ung TH, Inoue M, Marty E, Ward RC, Martinez-Perez R, Kunigelis KE, Arnone GD, Cass S, Youssef AS. Nervus Intermedius Outcomes After Vestibular Schwannoma Surgery and Radiosurgery: A Single-Institution Experience. World Neurosurg. 2022 Apr;160:e328-e334. PubMed PMID: 35017075
- Ung TH, Serva S, Chatain GP, Witt JP, Finn M. Application of sodium fluorescein for spinal cord lesions: intraoperative localization for tissue biopsy and surgical resection. Neurosurg Rev. 2022 Apr;45(2):1563-1569. PubMed PMID: 34708272
- Ung TH, Kahn L, Hirt L, Chatain G, Humes E, David-Gerecht P, Drees C, Thompson JA, Ojemann S, Abosch A. Using a Robotic-Assisted Approach for Stereotactic Laser Ablation Corpus Callosotomy: A Technical Report. Stereotact Funct Neurosurg. 2022;100(1):61-66. PubMed PMID: 34515241
- Martinez-Perez R, Florez-Perdomo W, Freeman L, Ung TH, Youssef AS. Long-term disease control and treatment outcomes of stereotactic radiosurgery in cavernous sinus meningiomas. J Neurooncol. 2021 May;152(3):439-449. PubMed PMID: 33772678
- Martinez-Perez R, Ung TH, Youssef AS. The 100 most-cited articles on vestibular schwannoma: historical perspectives, current limitations, and future research directions. Neurosurg Rev. 2021 Dec;44(6):2965-2975. PubMed PMID: 33523339
- Nevzati E, Wittenberg B, Burtard C, Wagner JL, Chatain GP, Ung TH, Ormond DR. Development of a Technical Skills Test to Improve Assessment and Evaluation in Neuroendoscopic Education. World Neurosurg. 2020 Sep;141:e307-e315. PubMed PMID: 32434023
- Ung TH, Delcont MR, Colakoglu S, Seinfeld J, French B, Wilkinson CC. Reconstruction of Complex Scalp Defect After Cirsoid Aneurysm Resection: A Multidisciplinary Approach. World Neurosurg. 2020 Nov;143:190-196. PubMed PMID: 32745652
- Ung TH, Yang M, Wang M, Harland T, Lillehei KO. Benefit of Intracystic Bleomycin for Symptomatic Recurrent Rathke Cleft Cyst. Oper Neurosurg (Hagerstown). 2019 Sep 1;17(3):268-272. PubMed PMID: 30445570
- Ung TH, Ney DE, Damek D, Rusthoven CG, Youssef AS, Lillehei KO, Ormond DR. The Neurologic Assessment in Neuro-Oncology (NANO) Scale as an Assessment Tool for Survival in Patients With Primary Glioblastoma. Neurosurgery. 2019 Mar 1;84(3):687-695. PubMed PMID: 29618103
- Ung TH, Yang A, Aref M, Folzenlogen Z, Ramakrishnan V, Youssef AS. Correction to: Preservation of olfaction in anterior midline skull base meningiomas: a comprehensive approach. Acta Neurochir (Wien). 2019 Apr;161(4):737. PubMed PMID: 30806779
- Ung TH, Yang A, Aref M, Folzenlogen Z, Ramakrishnan V, Youssef AS. Preservation of olfaction in anterior midline skull base meningiomas: a comprehensive approach. Acta Neurochir (Wien). 2019 Apr;161(4):729-735. PubMed PMID: 30715605
- Bowden SG, Neira JA, Gill BJA, Ung TH, Englander ZK, Zanazzi G, Chang PD, Samanamud J, Grinband J, Sheth SA, McKhann GM 2nd, Sisti MB, Canoll P, D'Amico RS, Bruce JN. Sodium Fluorescein Facilitates Guided Sampling of Diagnostic Tumor Tissue in Nonenhancing Gliomas. Neurosurgery. 2018 May 1;82(5):719-727. PubMed PMID: 28645214
- Chang PD, Malone HR, Bowden SG, Chow DS, Gill BJA, Ung TH, Samanamud J, Englander ZK, Sonabend AM, Sheth SA, McKhann GM 2nd, Sisti MB, Schwartz LH, Lignelli A, Grinband J, Bruce JN, Canoll P. A Multiparametric Model for Mapping Cellularity in Glioblastoma Using Radiographically Localized Biopsies. AJNR Am J Neuroradiol. 2017 May;38(5):890-898. PubMed PMID: 28255030
- Neira JA, Ung TH, Sims JS, Malone HR, Chow DS, Samanamud JL, Zanazzi GJ, Guo X, Bowden SG, Zhao B, Sheth SA, McKhann GM 2nd, Sisti MB, Canoll P, D'Amico RS, Bruce JN. Aggressive resection at the infiltrative margins of glioblastoma facilitated by intraoperative fluorescein guidance. J Neurosurg. 2017 Jul;127(1):111-122. PubMed PMID: 27715437
- Wang TJ, Jani A, Estrada JP, Ung TH, Chow DS, Soun JE, Saad S, Qureshi YH, Gartrell R, Isaacson SR, Cheng SK, McKhann GM 2nd, Bruce JN, Lassman AB, Sisti MB. Timing of Adjuvant Radiotherapy in Glioblastoma Patients: A Single-Institution Experience With More Than 400 Patients. Neurosurgery. 2016 May;78(5):676-82. PubMed PMID: 26440447
- Sims JS, Grinshpun B, Feng Y, Ung TH, Neira JA, Samanamud JL, Canoll P, Shen Y, Sims PA, Bruce JN. Diversity and divergence of the glioma-infiltrating T-cell receptor repertoire. Proc Natl Acad Sci U S A. 2016 Jun 21;113(25):E3529-37. PubMed PMID: 27261081
- Sims JS, Ung TH, Neira JA, Canoll P, Bruce JN. Biomarkers for glioma immunotherapy: the next generation. J Neurooncol. 2015 Jul;123(3):359-72. PubMed PMID: 25724916
- Ung TH, Kellner C, Neira JA, Wang SH, D'Amico R, Faust PL, Canoll P, Feldstein NA, Bruce JN. The use of fluorescein sodium in the biopsy and gross-total resection of a tectal plate glioma. J Neurosurg Pediatr. 2015 Dec;16(6):732-5. PubMed PMID: 26407010
- Ung TH, Malone H, Canoll P, Bruce JN. Convection-enhanced delivery for glioblastoma: targeted delivery of antitumor therapeutics. CNS Oncol. 2015;4(4):225-34. PubMed PMID: 26103989
- Ung TH, Madsen HJ, Hellwinkel JE, Lencioni AM, Graner MW. Exosome proteomics reveals transcriptional regulator proteins with potential to mediate downstream pathways. Cancer Sci. 2014 Nov;105(11):1384-92. PubMed PMID: 25220623
- Ung TH, Waziri AE, Ramakrishnan VR. Preoperative ethmoid artery ligation facilitates resection of large sub-frontal meningiomas. Am J Otolaryngol. 2014 May-Jun;35(3):424-6. PubMed PMID: 24499924
Practice Locations
UCHealth Neurosciences Center - Anschutz Medical Campus1635 Aurora Ct
4th Floor
Aurora, CO 80045
720-848-2080
CU Sports Medicine and Performance Center
2150 Stadium Drive
2nd Floor
Boulder, CO 80309
303-315-9900
Hospital Affiliation
- University of Colorado Hospital
- UCHealth Longs Peak Hospital
Clinical Interests
• Acoustic Neuroma • Acromegaly • Anaplastic Astrocytomas • Arachnoid Cysts • Astrocytomas • Brain Tumors • Brainstem Glioma • Cerebellar Astrocytomas • Choroid Plexus Tumors • Clival Tumors • CNS Lymphoma • Colloid Cyst • Craniopharyngiomas • Cushing Syndrome • Dermoid and Epidermoid • Ependymoma • Esthesioneuroblastoma (ENB) • Glioblastoma Multiforme (GBM) • CNS Lymphoma • Colloid Cyst • Craniopharyngiomas • Cushing Syndrome • Dermoid and Epidermoid • Ependymoma • Esthesioneuroblastoma (ENB) • Glioblastoma Multiforme (GBM) • Gliomas • Glomus Jugulare Tumors • Hemangioblastoma • Intraventricular Tumors • Medulloblastoma • Meningioma • Metastatic Brain Tumor • Mixed Gliomas • Neurofibromatosis Type 1 • Neurofibromatosis Type 2 • Olfactory Groove and Sphenoid Wing Meningiomas • Oligodendrogliomas • Orbital Tumors • Parasellar Tumors • Phakomatoses • Pineal Region Tumor • Pituitary and Parasellar Tumors • Pituitary Tumor • Primitive Neuroectodermal Tumors (PNETs) • Skull Base Tumors • Tuberous Sclerosis • Decompression • separation surgery • spinal tumors • Degenerative spine and disc disease • Spinal trauma • Spinal instability • Minimally-invasive spine surgery.
Care Philosophy
I am committed to provide the most advance and compassionate neurosurgical care possible. By providing the highest level of professionalism, honesty and integrity, my mission is to educate my patients on the available treatment options. I believe that the patient plays a crucial role in making choices and seek to earn their trust. Using my clinical and technical expertise, I hope to guide my patients and their families through a difficult time – forming a treatment plan centered on their values.
• Acoustic Neuroma • Acromegaly • Anaplastic Astrocytomas • Arachnoid Cysts • Astrocytomas • Brain Tumors • Brainstem Glioma • Cerebellar Astrocytomas • Choroid Plexus Tumors • Clival Tumors • CNS Lymphoma • Colloid Cyst • Craniopharyngiomas • Cushing Syndrome • Dermoid and Epidermoid • Ependymoma • Esthesioneuroblastoma (ENB) • Glioblastoma Multiforme (GBM) • CNS Lymphoma • Colloid Cyst • Craniopharyngiomas • Cushing Syndrome • Dermoid and Epidermoid • Ependymoma • Esthesioneuroblastoma (ENB) • Glioblastoma Multiforme (GBM) • Gliomas • Glomus Jugulare Tumors • Hemangioblastoma • Intraventricular Tumors • Medulloblastoma • Meningioma • Metastatic Brain Tumor • Mixed Gliomas • Neurofibromatosis Type 1 • Neurofibromatosis Type 2 • Olfactory Groove and Sphenoid Wing Meningiomas • Oligodendrogliomas • Orbital Tumors • Parasellar Tumors • Phakomatoses • Pineal Region Tumor • Pituitary and Parasellar Tumors • Pituitary Tumor • Primitive Neuroectodermal Tumors (PNETs) • Skull Base Tumors • Tuberous Sclerosis • Decompression • separation surgery • spinal tumors • Degenerative spine and disc disease • Spinal trauma • Spinal instability • Minimally-invasive spine surgery.
Care Philosophy
I am committed to provide the most advance and compassionate neurosurgical care possible. By providing the highest level of professionalism, honesty and integrity, my mission is to educate my patients on the available treatment options. I believe that the patient plays a crucial role in making choices and seek to earn their trust. Using my clinical and technical expertise, I hope to guide my patients and their families through a difficult time – forming a treatment plan centered on their values.