Professor of Pathology, Neurology, and Neurosurgery
Head of Neuropathology
Recognition & Awards
Meritorious Service / Lifetime Achievement Award, American Association of Neuropathologists
(2015)
Pathologist of the Year, UC-SOM
(2012)
Top Doctor, 5280 Magazine (2012-2015)
(2012)
Summit Award for Excellence in Teaching, UC-SOM
(2010)
2010 through 2014
Publications
Willard N, Honce JM, Kleinschmidt-DeMasters BK. PRES: Review of Histological Features. J Neuropathol Exp Neurol. 2018 Feb 1;77(2):100-118. PubMed PMID: 29325172
Robinson C, Kleinschmidt-DeMasters BK. IDH1-Mutation in Diffuse Gliomas in Persons Age 55 Years and Over. J Neuropathol Exp Neurol. 2017 Jan 21. [Epub ahead of print] PubMed PMID: 28110298
Mulcahy Levy JM, Zahedi S, Griesinger AM, Morin A, Davies KD, Aisner DL, Kleinschmidt-DeMasters BK, Fitzwalter BE, Goodall ML, Thorburn J, Amani V, Donson AM, Birks DK, Mirsky DM, Hankinson TC, Handler MH, Green AL, Vibhakar R, Foreman NK, Thorburn A. Autophagy inhibition overcomes multiple mechanisms of resistance to BRAF inhibition in brain tumors. Elife. 2017 Jan 17;6. PubMed PMID: 28094001
Carr SB, Kleinschmidt-DeMasters BK, Kerr JM, Kiseljak-Vassiliades K, Wierman ME, Lillehei KO. Negative surgical exploration in patients with Cushing's disease: benefit of two-thirds gland resection on remission rate and a review of the literature. J Neurosurg. 2017 Dec 8;:1-8. [Epub ahead of print] PubMed PMID: 29219752
Yang MJ, Whelan R, Madden J, Mulcahy Levy JM, Kleinschmidt-DeMasters BK, Hankinson TC, Foreman NK, Handler MH. Intracranial Ewing sarcoma: four pediatric examples. Childs Nerv Syst. 2017 Dec 28. [Epub ahead of print] PubMed PMID: 29285586
Pan Z, Kleinschmidt-DeMasters BK. CNS Erdheim-Chester Disease: A Challenge to Diagnose. J Neuropathol Exp Neurol. 2017 Dec 1;76(12):986-996. PubMed PMID: 29096034
Lopez GY, Oberheim Bush NA, Phillips JJ, Bouffard JP, Moshel YA, Jaeckle K, Kleinschmidt-DeMasters BK, Rosenblum MK, Perry A, Solomon DA. Diffuse midline gliomas with subclonal H3F3A K27M mutation and mosaic H3.3 K27M mutant protein expression. Acta Neuropathol. 2017 Dec;134(6):961-963. PubMed PMID: 29063183
Korshunov A, Chavez L, Sharma T, Ryzhova M, Schrimpf D, Stichel D, Capper D, Sturm D, Kool M, Habel A, Kleinschmidt-DeMasters BK, Rosenblum M, Absalyamova O, Golanov A, Lichter P, Pfister SM, Jones DTW, Perry A, von Deimling A. Epithelioid glioblastomas stratify into established diagnostic subsets upon integrated molecular analysis. Brain Pathol. 2017 Oct 9. [Epub ahead of print] PubMed PMID: 28990704
Donson AM, Apps J, Griesinger AM, Amani V, Witt DA, Anderson RCE, Niazi TN, Grant G, Souweidane M, Johnston JM, Jackson EM, Kleinschmidt-DeMasters BK, Handler MH, Tan AC, Gore L, Virasami A, Gonzalez-Meljem JM, Jacques TS, Martinez-Barbera JP, Foreman NK, Hankinson TC. Molecular Analyses Reveal Inflammatory Mediators in the Solid Component and Cyst Fluid of Human Adamantinomatous Craniopharyngioma. J Neuropathol Exp Neurol. 2017 Sep 1;76(9):779-788. PubMed PMID: 28859336
Nunes RH, Hsu CC, da Rocha AJ, do Amaral LLF, Godoy LFS, Watkins TW, Marussi VH, Warmuth-Metz M, Alves HC, Goncalves FG, Kleinschmidt-DeMasters BK, Osborn AG. Multinodular and Vacuolating Neuronal Tumor of the Cerebrum: A New "Leave Me Alone" Lesion with a Characteristic Imaging Pattern. AJNR Am J Neuroradiol. 2017 Oct;38(10):1899-1904. PubMed PMID: 28705817
Lummus SC, Donson AM, Gowan K, Jones KL, Vibhakar R, Foreman NK, Kleinschmidt-DeMasters BK. p16 Loss and E2F/cell cycle deregulation in infant posterior fossa ependymoma. Pediatr Blood Cancer. 2017 Dec;64(12). PubMed PMID: 28548702
Dahl NA, Luebbert T, Loi M, Neuberger I, Handler MH, Kleinschmidt-DeMasters BK, Mulcahy Levy JM. Chordoma Occurs in Young Children With Tuberous Sclerosis. J Neuropathol Exp Neurol. 2017 Jun 1;76(6):418-423. PubMed PMID: 28498973
Kleinschmidt-DeMasters BK, Donson A, Foreman NK, Dorris K. H3 K27M Mutation in Gangliogliomas can be Associated with Poor Prognosis. Brain Pathol. 2017 Nov;27(6):846-850. PubMed PMID: 28378357
Kiseljak-Vassiliades K, Mills TS, Zhang Y, Xu M, Lillehei KO, Kleinschmidt-DeMasters BK, Wierman ME. Elucidating the Role of the Desmosome Protein p53 Apoptosis Effector Related to PMP-22 in Growth Hormone Tumors. Endocrinology. 2017 May 1;158(5):1450-1460. PubMed PMID: 28323918
Kleinschmidt-DeMasters BK, Lillehei KO, Hankinson TC. Review of xanthomatous lesions of the sella. Brain Pathol. 2017 May;27(3):377-395. PubMed PMID: 28236350
Hankinson TC, Kleinschmidt-DeMasters BK. Adamantinomatous craniopharyngioma and xanthomatous lesions of the sella. Brain Pathol. 2017 May;27(3):356-357. PubMed PMID: 28236347
Robinson C, Kleinschmidt-DeMasters BK. IDH1-Mutation in Diffuse Gliomas in Persons Age 55 Years and Over. J Neuropathol Exp Neurol. 2017 Feb 1;76(2):151-154. PubMed PMID: 28110298
Mulcahy Levy JM, Zahedi S, Griesinger AM, Morin A, Davies KD, Aisner DL, Kleinschmidt-DeMasters BK, Fitzwalter BE, Goodall ML, Thorburn J, Amani V, Donson AM, Birks DK, Mirsky DM, Hankinson TC, Handler MH, Green AL, Vibhakar R, Foreman NK, Thorburn A. Autophagy inhibition overcomes multiple mechanisms of resistance to BRAF inhibition in brain tumors. Elife. 2017 Jan 17;6. PubMed PMID: 28094001
Greer A, Foreman NK, Donson A, Davies KD, Kleinschmidt-DeMasters BK. Desmoplastic infantile astrocytoma/ganglioglioma with rare BRAF V600D mutation. Pediatr Blood Cancer. 2017 Jun;64(6). PubMed PMID: 27860162
Greer A, Foreman NK, Donson A, Davies KD, Kleinschmidt-DeMasters BK. Desmoplastic infantile astrocytoma/ganglioglioma with rare BRAF V600D mutation. Pediatr Blood Cancer. 2016 Nov 10. [Epub ahead of print] PubMed PMID: 27860162
Kleinschmidt-DeMasters BK. Histological features of pituitary adenomas and sellar region masses. Curr Opin Endocrinol Diabetes Obes. 2016 Dec;23(6):476-484. PubMed PMID: 27763894
Nyberg E, Honce J, Kleinschmidt-DeMasters BK, Shukri B, Kreidler S, Nagae L. Arterial spin labeling: Pathologically proven superiority over conventional MRI for detection of high-grade glioma progression after treatment. Neuroradiol J. 2016 Oct;29(5):377-83. PubMed PMID: 27542895
Roberts S, Borges MT, Lillehei KO, Kleinschmidt-DeMasters BK. Double separate versus contiguous pituitary adenomas: MRI features and endocrinological follow up. Pituitary. 2016 Oct;19(5):472-81. PubMed PMID: 27209585
Ormond DR, Kleinschmidt-DeMasters BK. Diffuse astrocytoma arising within a demyelinating plaque. J Neurooncol. 2016 Jun;128(2):373-5. PubMed PMID: 27033061
Kleinschmidt-DeMasters BK, Donson AM, Richmond AM, Pekmezci M, Tihan T, Foreman NK. SOX10 Distinguishes Pilocytic and Pilomyxoid Astrocytomas From Ependymomas but Shows No Differences in Expression Level in Ependymomas From Infants Versus Older Children or Among Molecular Subgroups. J Neuropathol Exp Neurol. 2016 Apr;75(4):295-8. PubMed PMID: 26945037
Greninger AL, Messacar K, Dunnebacke T, Naccache SN, Federman S, Bouquet J, Mirsky D, Nomura Y, Yagi S, Glaser C, Vollmer M, Press CA, Kleinschmidt-DeMasters BK, Dominguez SR, Chiu CY. Erratum to: Clinical metagenomic identification of Balamuthia mandrillaris encephalitis and assembly of the draft genome: the continuing case for reference genome sequencing. Genome Med. 2016 Jan 11;8(1):1. PubMed PMID: 26750923
Mann P, Kleinschmidt-DeMasters BK. CNS Masson Tumors: Frequent Association With Therapeutic Radiation. Am J Surg Pathol. 2016 Jan;40(1):81-93. PubMed PMID: 26492183
Shows J, Marshall C, Perry A, Kleinschmidt-DeMasters BK. Genetics of Glioblastomas in Rare Anatomical Locations: Spinal Cord and Optic Nerve. Brain Pathol. 2016 Jan;26(1):120-3. PubMed PMID: 26443345
Kleinschmidt-DeMasters BK, Aisner DL, Foreman NK. BRAF VE1 Immunoreactivity Patterns in Epithelioid Glioblastomas Positive for BRAF V600E Mutation. Am J Surg Pathol. 2015 Jan 9. [Epub ahead of print] PubMed PMID: 25581727
Kleinschmidt-DeMasters BK, Lopes MB, Prayson RA. An algorithmic approach to sellar region masses. Arch Pathol Lab Med. 2015 Mar;139(3):356-72. PubMed PMID: 25724033
Lummus SC, Aisner DL, Sams SB, Foreman NK, Lillehei KO, Kleinschmidt-DeMasters BK. Massive dissemination from spinal cord gangliogliomas negative for BRAF V600E: report of two rare adult cases. Am J Clin Pathol. 2014 Aug;142(2):254-60. PubMed PMID: 25015869
Ney DE, Carlson JA, Damek DM, Gaspar LE, Kavanagh BD, Kleinschmidt-DeMasters BK, Waziri AE, Lillehei KO, Reddy K, Chen C. Phase II trial of hypofractionated intensity-modulated radiation therapy combined with temozolomide and bevacizumab for patients with newly diagnosed glioblastoma. J Neurooncol. 2014 Dec 19. [Epub ahead of print] PubMed PMID: 25524817
Lummus S, Breeze R, Lucia MS, Kleinschmidt-DeMasters BK. Histopathologic features of intracranial vascular involvement in fibromuscular dysplasia, ehlers-danlos type IV, and neurofibromatosis I. J Neuropathol Exp Neurol. 2014 Oct;73(10):916-32. PubMed PMID: 25192048
Kleinschmidt-DeMasters BK, Donson AM, Vogel H, Foreman NK. Pilomyxoid Astrocytoma (PMA) Shows Significant Differences in Gene Expression vs. Pilocytic Astrocytoma (PA) and Variable Tendency Toward Maturation to PA. Brain Pathol. 2014 Dec 17. [Epub ahead of print] PubMed PMID: 25521223
Kiseljak-Vassiliades K, Carlson NE, Borges MT, Kleinschmidt-DeMasters BK, Lillehei KO, Kerr JM, Wierman ME. Growth hormone tumor histological subtypes predict response to surgical and medical therapy. Endocrine. 2014 Aug 17. [Epub ahead of print] PubMed PMID: 25129651
Kleinschmidt-DeMasters BK, West M. CLIPPERS with chronic small vessel damage: more overlap with small vessel vasculitis?. J Neuropathol Exp Neurol. 2014 Mar;73(3):262-7. PubMed PMID: 24487801
Lal A, Dahiya S, Gonzales M, Hiniker A, Prayson R, Kleinschmidt-DeMasters BK, Perry A. IgG4 overexpression is rare in meningiomas with a prominent inflammatory component: a review of 16 cases. Brain Pathol. 2014 Jul;24(4):352-9. PubMed PMID: 24467316
Aisner DL, Newell KL, Pollack AG, Kleinschmidt-Demasters BK, Steinberg GK, Smyth LT, Vogel H. Composite pleomorphic xanthoastrocytoma-epithelioid glioneuronal tumor with BRAF V600E mutation - report of three cases. Clin Neuropathol. 2014 Mar-Apr;33(2):112-21. PubMed PMID: 24321241
Birlea M, Nagel MA, Khmeleva N, Choe A, Kleinschmidt-Demasters B, Hevner R, Boyer P, Lear-Kaul KC, Bos N, Wellish M, Cohrs RJ, Gilden D. Varicella-zoster virus trigeminal ganglioneuritis without rash. Neurology. 2014 Jan 7;82(1):90-2. PubMed PMID: 24285619
Donson AM, Kleinschmidt-DeMasters BK, Aisner DL, Bemis LT, Birks DK, Levy JM, Smith AA, Handler MH, Foreman NK, Rush SZ. Pediatric brainstem gangliogliomas show BRAF(V600E) mutation in a high percentage of cases. Brain Pathol. 2014 Mar;24(2):173-83. PubMed PMID: 24238153
Lummus S, Kleinschmidt-DeMasters BK. Predominantly periventricular necrotizing encephalitis due to toxoplasmosis: two unusual cases and review of literature. Clin Neuropathol. 2014 Jan-Feb;33(1):29-37. PubMed PMID: 23993307