Patient Portal

Maria A. Thomas, MD, PhD

Assistant Professor, Radiation Oncology

Specialty Areas

Radiation Oncology
Breast Oncology
Lymphoma
Gamma Knife

Hospital Affiliations

Barnes-Jewish West County Hospital
Barnes-Jewish Hospital
Christian Hospital

Areas of Clinical Interest

Radiation therapy using all modalities of external beam radiation ( 3-D conformal treatment planning, IMRT, stereotactic body radiotherapy, image guided radiation therapy, accelerated partial breast irradiation, tomotherapy, advanced localization systems, total body radiation, PET and MRI fusion.  Also brachytherapy, Gamma Knife radiosurgery

  • Maps & Directions
  • Education
  • Publication & Research

Maps & Directions

Maps & Directions

Center for Advanced Medicine
Siteman Cancer Center

4921 Parkview Place
St. Louis, MO 63110

Suite: LL
Floor: LL
Office Phone: 314-747 7236
Additional Phone: 800-221-4336

Siteman Cancer Center - South County

5225 MidAmerica Plaza
St. Louis, MO 63129

Education

Education

Medical Degree: Saint Louis University School of Medicine, St. Louis, MO 2008
BS (Biology): Creighton University, Omaha, NE 2000
Residency: Radiation Oncology, Barnes-Jewish Hospital/Washington University School of Medicine, St. Louis MO 2013
PhD: Molecular Microbiology and Immunology, Saint Louis University School of Medicine, St. Louis, MO 2008

Publication & Research

Publication & Research

Next-Generation Sequencing Using a Cardiac Gene Panel in Prenatally Diagnosed Cardiac Anomalies.
Lamont RE, Xi Y, Popko C, Lazier J, Bernier FP, Lauzon JL, Innes AM, Parboosingh JS, Thomas MA
J Obstet Gynaecol Can. 2018 Nov; 40(11)1417-1423. doi: 10.1016/j.jogc.2018.02.002.

PMID:
    30473118
    [PubMed - in process]
Related citations


Standardization and automation of quality assurance for high-dose-rate brachytherapy planning with application programming interface.
Cai B, Altman MB, Reynoso F, Garcia-Ramirez J, He A, Edward SS, Zoberi I, Thomas MA, Gay H, Mutic S, Zoberi JE
Brachytherapy. 2018 Oct 29; pii: S1538-4721(18)30095-3. doi: 10.1016/j.brachy.2018.09.004.

PMID:
    30385115
    [PubMed - as supplied by publisher]
Related citations


A Challenging Prenatal QF-PCR Rapid Aneuploidy Test Result Caused by a Maternally Inherited Triplication within Chromosome Xq26.2.
Inkster A, Thomas MA, Gamache NS, Chan M, Stenroos P, Chernos JE, Argiropoulos B
Cytogenet Genome Res. 2018 Oct 5; doi: 10.1159/000492650.

PMID:
    30286453
    [PubMed - as supplied by publisher]
Related citations


A new microdeletion syndrome involving TBC1D24, ATP6V0C, and PDPK1 causes epilepsy, microcephaly, and developmental delay.
Mucha BE, Banka S, Ajeawung NF, Molidperee S, Chen GG, Koenig MK, Adejumo RB, Till M, Harbord M, Perrier R, Lemyre E, Boucher RM, Skotko BG, Waxler JL, Thomas MA, Hodge JC, Gecz J, Nicholl J, McGregor L, Linden T, Sisodiya SM, Sanlaville D, Cheung SW, Ernst C, Campeau PM
Genet Med. 2018 Sep 24; doi: 10.1038/s41436-018-0290-3.

PMID:
    30245510
    [PubMed - as supplied by publisher]
Related citations


Durability of Stroke Prevention with Carotid Endarterectomy and Carotid Stenting.
Thomas MA, Pearce WH, Rodriguez HE, Helenowski IB, Eskandari MK
Surgery. 2018 Dec; 164(6)1271-1278. doi: 10.1016/j.surg.2018.06.041.

PMID:
    30236609
    [PubMed - in process]
Related citations


Clinical, Biochemical, and Radiological Characteristics of a Single-Center Retrospective Cohort of 705 Large Adrenal Tumors.
Iñiguez-Ariza NM, Kohlenberg JD, Delivanis DA, Hartman RP, Dean DS, Thomas MA, Shah MZ, Herndon J, McKenzie TJ, Arlt W, Young WF Jr, Bancos I
Mayo Clin Proc Innov Qual Outcomes. 2018 Mar; 2(1)30-39. doi: 10.1016/j.mayocpiqo.2017.11.002.

PMID:
    30225430
    [PubMed]
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Magnetic Resonance Image-Guided Radiotherapy (MRIgRT): A 4.5-Year Clinical Experience.
Henke LE, Contreras JA, Green OL, Cai B, Kim H, Roach MC, Olsen JR, Fischer-Valuck B, Mullen DF, Kashani R, Thomas MA, Huang J, Zoberi I, Yang D, Rodriguez V, Bradley JD, Robinson CG, Parikh P, Mutic S, Michalski J
Clin Oncol (R Coll Radiol). 2018 Nov; 30(11)720-727. doi: 10.1016/j.clon.2018.08.010.

PMID:
    30197095
    [PubMed - in process]
Related citations


ETS1 induces transforming growth factor β signaling and promotes epithelial-to-mesenchymal transition in prostate cancer cells.
Rodgers JJ, McClure R, Epis MR, Cohen RJ, Leedman PJ, Harvey JM, Australian Prostate Cancer BioResource., Thomas MA, Bentel JM
J Cell Biochem. 2019 Jan; 120(1)848-860. doi: 10.1002/jcb.27446.

PMID:
    30161276
    [PubMed - in process]
Related citations


DTI-based upper limit of voxel free water fraction.
Macey PM, Thomas MA, Henderson LA
Heliyon. 2018 Jul; 4(7)e00700. doi: 10.1016/j.heliyon.2018.e00700.

PMID:
    30094370
    [PubMed]
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Arthritis
Senthelal S, Thomas MA
. 2018 Jan;

PMID:
    30085534
    [PubMed]
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The Solution Structure of CCL28 Reveals Structural Lability that Does Not Constrain Antifungal Activity.
Thomas MA, He J, Peterson FC, Huppler AR, Volkman BF
J Mol Biol. 2018 Sep 14; 430(18 Pt B)3266-3282. doi: 10.1016/j.jmb.2018.06.001.

PMID:
    29913161
    [PubMed - in process]
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Expression of Programmed Death-Ligand 1 by Human Colonic CD90<sup>+</sup> Stromal Cells Differs Between Ulcerative Colitis and Crohn's Disease and Determines Their Capacity to Suppress Th1 Cells.
Beswick EJ, Grim C, Singh A, Aguirre JE, Tafoya M, Qiu S, Rogler G, McKee R, Samedi V, Ma TY, Reyes VE, Powell DW, Pinchuk IV
Front Immunol. 2018; 91125. doi: 10.3389/fimmu.2018.01125.

PMID:
    29910803
    [PubMed]
Related citations


Decoding the chemotactic signal.
Thomas MA, Kleist AB, Volkman BF
J Leukoc Biol. 2018 Aug; 104(2)359-374. doi: 10.1002/JLB.1MR0218-044.

PMID:
    29873835
    [PubMed - in process]
Related citations


Metabolite-cycled density-weighted concentric rings k-space trajectory (DW-CRT) enables high-resolution 1 H magnetic resonance spectroscopic imaging at 3-Tesla.
Steel A, Chiew M, Jezzard P, Voets NL, Plaha P, Thomas MA, Stagg CJ, Emir UE
Sci Rep. 2018 May 17; 8(1)7792. doi: 10.1038/s41598-018-26096-y.

PMID:
    29773892
    [PubMed - in process]
Related citations


Insulin Sensitivity and Glucose Homeostasis Can Be Influenced by Metabolic Acid Load.
Della Guardia L, Thomas MA, Cena H
Nutrients. 2018 May 15; 10(5)pii: E618. doi: 10.3390/nu10050618.

PMID:
    29762478
    [PubMed - indexed for MEDLINE]
Related citations


Salivary kynurenic acid response to psychological stress: inverse relationship to cortical glutamate in schizophrenia.
Chiappelli J, Rowland LM, Notarangelo FM, Wijtenburg SA, Thomas MAR, Pocivavsek A, Jones A, Wisner K, Kochunov P, Schwarcz R, Hong LE
Neuropsychopharmacology. 2018 Jul; 43(8)1706-1711. doi: 10.1038/s41386-018-0072-2.

PMID:
    29728648
    [PubMed - in process]
Related citations


Postponing Childbearing and Fertility Preservation in Young Professional Women.
Hurley EG, Ressler IB, Young S, Batcheller A, Thomas MA, DiPaola KB, Rios J
South Med J. 2018 Apr; 111(4)187-191. doi: 10.14423/SMJ.0000000000000789.

PMID:
    29719026
    [PubMed - indexed for MEDLINE]
Related citations


Influence of plasma cytokines on kynurenine and kynurenic acid in schizophrenia.
Chiappelli J, Notarangelo FM, Pocivavsek A, Thomas MAR, Rowland LM, Schwarcz R, Hong LE
Neuropsychopharmacology. 2018 Jul; 43(8)1675-1680. doi: 10.1038/s41386-018-0038-4.

PMID:
    29520060
    [PubMed - in process]
Related citations


Obstructive sleep apnea and cortical thickness in females and males.
Macey PM, Haris N, Kumar R, Thomas MA, Woo MA, Harper RM
PLoS One. 2018; 13(3)e0193854. doi: 10.1371/journal.pone.0193854.

PMID:
    29509806
    [PubMed - indexed for MEDLINE]
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Practice guideline: joint CCMG-SOGC recommendations for the use of chromosomal microarray analysis for prenatal diagnosis and assessment of fetal loss in Canada.
Armour CM, Dougan SD, Brock JA, Chari R, Chodirker BN, DeBie I, Evans JA, Gibson WT, Kolomietz E, Nelson TN, Tihy F, Thomas MA, Stavropoulos DJ, On-Behalf-Of the Canadian College of Medical Geneticists.
J Med Genet. 2018 Apr; 55(4)215-221. doi: 10.1136/jmedgenet-2017-105013.

PMID:
    29496978
    [PubMed - in process]
Related citations