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Reha M. Toydemir

Reha M. Toydemir, MD, PhD

Languages spoken: Turkish, English

Academic Information

Departments Adjunct - Pediatrics


Academic Office Information

Board Certification

  • American Board of Medical Genetics (Clinical Cytogenetics)

Dr. Toydemir received his medical degree from the University of Ankara School of Medicine, and completed his Clinical Cytogenetics Fellowship at the University of Utah. He joined Department of Pathology after completing his fellowship in Clinical Cytogenetics. Dr. Toydemir is board-certified in Clinical Cytogenetics through the ACMG.

Dr. Toydemir is currently a medical director for the Cytogenetics and Genomic Microarray at ARUP Laboratories. He reviews a wide spectrum of cytogenetic tests including chromosome, FISH, and genomic microarray analyses, on constitutional, oncological, and prenatal samples.

Dr. Toydemir’s research interests focus on understanding the genetic basis of congenital musculoskeletal abnormalities, especially those affecting the distal joints. He also conducts research on non-syndromic developmental dysplasia of the hip, utilizing classical mapping methods as well as next generation sequencing technology. Another interest of Dr. Toydemir include implementation of advanced genetic technologies in detection and characterization of chromosome aberrations in hematological malignancies.

Education History

Fellowship University of Utah, Department of Pathology
University of Utah, Department of Human Genetics
Professional Medical University of Ankara, School of Medicine

Selected Publications

Journal Article

  1. Larson DP, Akkari YM, Van Dyke DL, Raca G, Gardner JA, Rehder CW, Kaiser-Rogers KA, Eagle P, Yuhas JA, Gu J, Toydemir RM, Kearney H, Conlin LK, Tang G, Dolan MM, Ketterling RP, Peterson JF (2020). Conventional Cytogenetic Analysis of Hematologic Neoplasms: A 20-Year Review of Proficiency Test Results From the College of American Pathologists/American College of Medical Genetics and Genomics Cytogenetics Committee. Arch Pathol Lab Med.
  2. Toydemir RM, Panza E, Longhurst MC, South ST, Rope AF (2020). Seizures and Cardiomyopathy in a Patient with Pallister-Killian Syndrome due to Hexasomy 12p Mosaicism. Mol Syndromol, 11(3), 125-129.
  3. Cessna MH, Paulraj P, Hilton B, Sadre-Bazzaz K, Szankasi P, Cluff A, Patel JL, Hoda D, Toydemir RM (2019). Chronic myelomonocytic leukemia with ETV6-ABL1 rearrangement and SMC1A mutation. Cancer Genet, 238, 31-36.


  1. Toydemir PB, Toydemir R, Bokesoy I (2001). Whistling face syndrome with normal hands and feet. [Letter to the editor]. Am J Med Genet, 102(2), 215.