Lactic acidosis

Tests Available

Forms and Documents

Test Info Sheet Test Requisition Form

Test Details

  • Molecular confirmation of a clinical diagnosis
  • Testing of patients suspected of having a mitochondrial disorder

65 confirmed disease-causing mtDNA point variants (see list in Test Info Sheet) and large scale deletion analysis of the mitochondrial genome (including LHON [20 mutations], MELAS [16 mutations], LS/NARP [22 mutations], MIHL/MIDM [10 mutations)] MERRF [6 mutations], KSS, CPEO, Pearson syndrome, etc.)

Ordering

704
3-4 weeks
Solid Tissue (>50 mg Muscle, Liver, Heart, Kidney or Brain-Flash Frozen) | 2-5 mL Blood - Lavender Top Tube
Buccal Swabs | Cultured Fibroblasts (2-T25 Flasks Near Confluence)

*Reporting times are typical, but could be extended in situations outside GeneDx's reasonable control.

Billing

81401x2, 81465x1, 81479x1
Yes
Yes
For price inquiries please email zebras@genedx.com

**The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

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://w
  19. Jeppesen TD,et al. (2003) Ann Neurol 54(1):86-92.
  20. Moraes et al., (1989) N Engl J Med 18:1293-9.
  21. Chinault et al., Genet Med (2009)11:518-526
  22. Uusimaa et al., (2000) Pediatrics 105:598-603
  23. Remes et al., (2005) Neurology 64:976-981
  24. Darin et al., (2001) Ann Neurol 49:377-383
  25. Wong, L. and Senadheera, D. (1997) Clin Chem 43:1857-1861
  26. Jaksch et al., (2001) J Med Genet 38:665-673

Forms and Documents

Test Info Sheet Mito Comprehensive Guide Test Requisition Form

Test Details

  • Molecular confirmation of a clinical diagnosis
  • Testing of patients suspected of having a mitochondrial disorder

Ordering

554
4 weeks
Solid Tissue (>50 mg Muscle, Liver, Heart, Kidney or Brain-Flash Frozen) | 2-5 mL Blood - Lavender Top Tube
Buccal Swabs | Cultured Fibroblasts (2-T25 Flasks Near Confluence)

*Reporting times are typical, but could be extended in situations outside GeneDx's reasonable control.

Billing

81460x1, 81465x1
Yes
Yes
For price inquiries please email zebras@genedx.com

**The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

References

  1. Oliveira et al., (2005) Dev Med Child Neurol 47:185-189.
  2. Zhu et al., (2009) Acta Biochim Biophys Sin 41:179-187
  3. Chinnery, P. Gene Reviews (2006) Mitochondrial Disorders Overview.
  4. Tarnopolsky, M and Raha S. (2005) Med Sci Sports Exerc 37:2086-93.
  5. van Adel, B. and Tarnopolsky, M. (2009) J Clin Neuromusc Dis 10:97-121.
  6. Longo, N. (2003) Neurol Clin N Am 21:817- 831.
  7. Bennett S.(2004) Pharmacogenomics 5:433-8.
  8. Chinnery, P. Gene Reviews (2006) Mitochondrial Disorders Overview.
  9. Koenig MK. (2008) Pediatr Neurol, 38:305-313.
  10. Zeviani1 and Di Donato. (2004) Brain, 127: 2153–2172.