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Kearns-Sayre Syndrome (KSS)

Tests Available

58 mtDNA Point Mutations plus Large Deletions Panel

FORMS AND DOCUMENTS

TEST DETAILS

Clinical Utility:
  • Molecular confirmation of a clinical diagnosis
  • Testing of patients suspected of having a mitochondrial disorder
Lab Method:
Next-gen Sequencing

ORDERING

Test Code:
704
Turnaround Time:
3-4 weeks
Preferred Specimen:
Tissue Biopsy (>50 mg Muscle or Liver-Flash Frozen)
Alternative Specimen:
2-5 mL Blood - Lavender Top Tube 

BILLING

CPT Codes:
81479x1
Billing Information:
View Neurology Billing Policy
ICD Codes:
  • 277.87: Disorders of mitochondrial metabolism, Kearns-Sayre syndrome, Mitochondrial Encephalopathy, Lactic Acidosis and Stroke-like episodes (MELAS syndrome), Mitochondrial Neurogastrointestinal Encephalopathy syndrome (MNGIE), Myoclonus with Epilepsy and with Ragged Red Fibers (MERRF syndrome), Neuropathy, Ataxia and Retinitis Pigmentosa (NARP syndrome)
  • 330.8: Other specified cerebral degenerations in childhood, Alpers' disease or gray-matter degeneration, Infantile necrotizing encephalomyelopathy, Leigh's disease, Subacute necrotizing, encephalopathy or encephalomyelopathy
  • 389.1: Sensorineural hearing loss, unspecified
  • 250: Diabetes mellitus
  • 276.2: Acidosis Acidosis
  • 425.1: Hypertrophic obstructive cardiomyopathy, Hypertrophic subaortic stenosis (idiopathic)

REFERENCES

  1. Longo, N. (2003) Neurol Clin N Am 21:817-831.
  2. Majamaa et al., (1998) Am J Hum Genet 63:447-454.
  3. Goto et al., (1991) Biochim Biophys Acta 1097:238-40.
  4. Mackey et al., (1996) Am J Hum Genet 59:481-485.
  5. Taylor et al., (2003) J Am Coll Cardiol 41:1786-96.
  6. DiMauro, S. Gene Reviews (2005) MERRF.
  7. Thorburn, D. Gene Reviews (2006) Mitochondrial DNA-Associated Leigh Syndrome and NARP.
  8. DiMauro, S. Gene Reviews (2005) MELAS.
  9. Yu-Wai-Man, P and Chinnery, P. Gene Reviews (2008) Leber Hereditary Optic Neuropathy.
  10. Macmillan et al., (1998) Neurology 50:417-22.
  11. Crispim et al., (2008) Arq Bras Endocrinol Metab 52:1228-1235.
  12. Zhu et al., (2009) Acta Biochim Biophys Sin 41:179-187.
  13. Chinnery, P. Gene Reviews (2006) Mitochondrial Disorders Overview.
  14. Bennett S.(2004) Pharmacogenomics 5:433-8
  15. MITOMAP: A Human Mitochondrial Genome Database. http://www.mitomap.org, 2008.
  16. Achilli et al., (2012) PLoS One 7:e42242.
  17. Pulkes et al., (1999) Ann Neurol 46:916-9.
  18. DiMaruo, S. and Hirano, M. (Updated [May 3, 2011]). Mitochondrial DNA Deletion Syndromes In: GeneReviews at Genetests: Medical Genetics Information Resource (database online). Copyright, University of Washington, Seattle. 1997-2012. Available at http://www.genetests.org
  19. Jeppesen TD,et al. (2003) Ann Neurol 54(1):86-92.

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