Genetics of Mucopolysaccharidosis Type III Follow-up

  • Author: Germaine L Defendi, MD, MS, FAAP; Chief Editor: Bruce Buehler, MD   more...
 
Updated: Mar 22, 2012
 

Prognosis

  • This progressive disorder has a devastating prognosis. Severe CNS degeneration occurs, with progression to a vegetative state.
  • Most patients do not live beyond age 20 years, with death primarily due to respiratory complications.
Next

Patient Education

Support groups and organizations that patients and caregivers might find helpful include the following:

Previous
 
Contributor Information and Disclosures
Author

Germaine L Defendi, MD, MS, FAAP  Associate Clinical Professor, Department of Pediatrics, Olive View-UCLA Medical Center

Germaine L Defendi, MD, MS, FAAP is a member of the following medical societies: American Academy of Pediatrics

Disclosure: Nothing to disclose.

Coauthor(s)

Surendra Varma, MD  Associate Dean, Graduate Medical Education and Resident Affairs, Ted Hartman Endowed Chair in Medical Education, University Distinguished Professor and Vice-Chairman of Pediatrics, Professor of Physiology and Health Organization Management, Director, Pediatric Residency Program, Texas Tech University Health Sciences Center School of Medicine

Surendra Varma, MD is a member of the following medical societies: Alpha Omega Alpha, American Academy of Pediatrics, American Diabetes Association, American Medical Association, American Thyroid Association, Endocrine Society, Medical Group Management Association, New York Academy of Sciences, Sigma Xi, Society for Pediatric Radiology, Southern Society for Pediatric Research, and Texas Medical Association

Disclosure: Nothing to disclose.

Specialty Editor Board

Karl S Roth, MD  Professor and Chair, Department of Pediatrics, Creighton University School of Medicine

Karl S Roth, MD is a member of the following medical societies: Alpha Omega Alpha, American Academy of Pediatrics, American College of Nutrition, American Pediatric Society, American Society for Clinical Nutrition, American Society of Nephrology, Association of American Medical Colleges, Medical Society of Virginia, New York Academy of Sciences, Sigma Xi, Society for Pediatric Research, and Southern Society for Pediatric Research

Disclosure: Nothing to disclose.

Mary L Windle, PharmD  Adjunct Associate Professor, University of Nebraska Medical Center College of Pharmacy; Editor-in-Chief, Medscape Drug Reference

Disclosure: Nothing to disclose.

Margaret M McGovern, MD, PhD  Professor and Chair of Pediatrics, Stony Brook University, New York

Margaret M McGovern, MD, PhD is a member of the following medical societies: American Academy of Pediatrics and American Society of Human Genetics

Disclosure: Genzyme Grant/research funds PI

Daniel Rauch, MD, FAAP  Director, Pediatric Hospitalist Program, Associate Professor, Department of Pediatrics, New York University School of Medicine

Daniel Rauch, MD, FAAP is a member of the following medical societies: Ambulatory Pediatric Association, American Academy of Pediatrics, and Society of Hospital Medicine

Disclosure: Baxter Honoraria Consulting

Chief Editor

Bruce Buehler, MD  Professor, Department of Pediatrics and Genetics, Director RSA, University of Nebraska Medical Center

Bruce Buehler, MD is a member of the following medical societies: American Academy for Cerebral Palsy and Developmental Medicine, American Academy of Pediatrics, American Association on Mental Retardation, American College of Medical Genetics, American College of Physician Executives, American Medical Association, and Nebraska Medical Association

Disclosure: Nothing to disclose.

Additional Contributors

The authors and editors of eMedicine gratefully acknowledge the contributions of previous author Donald Nash to the original writing and development of this article.

References
  1. Zhang WM, Shi HP, Meng Y, Li BT, Qiu ZQ, Liu JT. [Postnatal and prenatal diagnosis of mucopolysaccharidosis type III (Sanfilippo syndrome)]. Zhonghua Er Ke Za Zhi. Jun 2008;46(6):407-10. [Medline].

  2. Fan X, Tkachyova I, Sinha A, Rigat B, Mahuran D. Characterization of the biosynthesis, processing and kinetic mechanism of action of the enzyme deficient in mucopolysaccharidosis IIIC. PLoS One. 2011;6(9):e24951. [Medline]. [Full Text].

  3. Ouesleti S, Brunel V, Ben Turkia H, Dranguet H, Miled A, Miladi N, et al. Molecular characterization of MPS IIIA, MPS IIIB and MPS IIIC in Tunisian patients. Clin Chim Acta. Nov 20 2011;412(23-24):2326-31. [Medline].

  4. Valstar MJ, Neijs S, Bruggenwirth HT, Olmer R, Ruijter GJ, Wevers RA, et al. Mucopolysaccharidosis type IIIA: clinical spectrum and genotype-phenotype correlations. Ann Neurol. Dec 2010;68(6):876-87. [Medline].

  5. Vitry S, Ausseil J, Hocquemiller M, Bigou S, Dos Santos Coura R, Heard JM. Enhanced degradation of synaptophysin by the proteasome in mucopolysaccharidosis type IIIB. Mol Cell Neurosci. May 2009;41(1):8-18. [Medline].

  6. Ohmi K, Kudo LC, Ryazantsev S, Zhao HZ, Karsten SL, Neufeld EF. Sanfilippo syndrome type B, a lysosomal storage disease, is also a tauopathy. Proc Natl Acad Sci U S A. May 5 2009;[Medline].

  7. Nelson J. Incidence of the mucopolysaccharidoses in Northern Ireland. Hum Genet. Dec 1997;101(3):355-8. [Medline].

  8. Poorthuis BJ, Wevers RA, Kleijer WJ, et al. The frequency of lysosomal storage diseases in The Netherlands. Hum Genet. Jul-Aug 1999;105(1-2):151-6. [Medline].

  9. Meikle PJ, Hopwood JJ, Clague AE, Carey WF. Prevalence of lysosomal storage disorders. JAMA. Jan 20 1999;281(3):249-54. [Medline].

  10. Blanch L, Weber B, Guo XH, et al. Molecular defects in Sanfilippo syndrome type A. Hum Mol Genet. May 1997;6(5):787-91. [Medline].

  11. Kleijer WJ, Karpova EA, Geilen GC, et al. Prenatal diagnosis of Sanfilippo A syndrome: experience in 35 pregnancies at risk and the use of a new fluorogenic substrate for the heparin sulphamidase assay. Prenat Diagn. Sep 1996;16(9):829-35. [Medline].

  12. Man TT, Tsai PS, Rau RH, et al. Children with mucopolysaccharidoses--three cases report. Acta Anaesthesiol Sin. Jun 1999;37(2):93-6. [Medline].

  13. Connor JM, Emery AE, Rimoin DL, Pyeritz RE, eds. Emery and Rimoin's Principle and Practice of Medical Genetics. 3rd ed. New York, NY: Churchill Livingstone; 1996.

  14. Fensom AH, Benson PF. Recent advances in the prenatal diagnosis of the mucopolysaccharidoses. Prenat Diagn. Jan 1994;14(1):1-12. [Medline].

  15. Jablonski S. Jablonski's Dictionary of Syndromes and Eponymic Diseases. 2nd ed. Melbourne, FL: Krieger Publishing Co; 1991.

  16. Jones KL. Storage disorders. In: Smith's Recognizable Patterns of Human Malformation. 5th ed. Philadelphia, Pennsylvania: WB Saunders Company; 1997:464-5.

  17. Kakkis E, Wraith E. Clinical features and diagnosis of the mucopolysaccharidoses. UpToDate. Available at http://www.utdol.com. Accessed November 6, 2007.

  18. Lindor NM, Hoffman A, O'Brien JF, Hanson NP, Thompson JN. Sanfilippo syndrome type A in two adult sibs. Am J Med Genet. Nov 15 1994;53(3):241-4. [Medline].

  19. Mucopolysaccharidosis III (MPS III) Disease (Sanfilippo Syndrome). Genzyme Corporation. Available at www.lysosomallearning.com/healthcare/about/lsd_hc_abt_mps3. Accessed 04/01/2009.

  20. Mucopolysaccharidosis Type III. National Organization for Rare Disorders, Inc. Available at http://www.rarediseases.org. Accessed 03/31/2009.

  21. National Center for Biotechnology Information. Mucopolysaccharidosis Type IIIA, IIIB, IIIC, and IIID. Online Mendelian Inheritance in Man. Available at http://www.ncbi.nlm.nih.gov. Accessed April 1, 2009.

  22. National Institutes of Health. Mucopolysaccharidosis Type III (Sanfilippo Syndrome). GeneTests. Available at http://www.geneclinics.org. Accessed 03/31/2009.

  23. Scriver CR, Beaudet AL, Sly WL, et al. The Metabolic Basis of Inherited Disease. 7th ed. New York, NY: McGraw-Hill; 1995.

  24. Spitz JL. Genodermatoses. In: A Full Color Clinical Guide to Genetic Skin Disorders. Baltimore, Md: Williams and Wilkins; 1995.

  25. Sutton VR. Presenting features of inborn errors of metabolism. UpToDate. Available at www.utdol.com. Accessed November 6, 2007.

  26. Therapeutic Approaches. Alliance Sanfilippo. Available at http://www.alliancesanfilippo.com/us/approaches.php. Accessed 04/01/2009.

  27. Thoene JG, ed. Physician's Guide to Rare Diseases. 2nd ed. Montvale, NJ: Dowden Publishing Co; 1995.

  28. Toone JR, Applegarth DA. Carrier detection in Sanfilippo A syndrome. Clin Genet. Jun 1988;33(6):401-3. [Medline].

  29. van de Kamp JJ, Niermeijer MF, von Figura K, Giesberts MA. Genetic heterogeneity and clinical variability in the Sanfilippo syndrome (types A, B, and C). Clin Genet. Aug 1981;20(2):152-60. [Medline].

Previous
Next
 
Noncommunicating obstructive hydrocephalus caused by obstruction of the foramina of Luschka and Magendie. This MRI sagittal image demonstrates dilatation of lateral ventricles with stretching of corpus callosum and dilatation of the fourth ventricle.
 
 
 
All material on this website is protected by copyright, Copyright © 1994-2012 by WebMD LLC.
This website also contains material copyrighted by 3rd parties.

DISCLAIMER: The content of this Website is not influenced by sponsors. The site is designed primarily for use by qualified physicians and other medical professionals. The information contained herein should NOT be used as a substitute for the advice of an appropriately qualified and licensed physician or other health care provider. The information provided here is for educational and informational purposes only. In no way should it be considered as offering medical advice. Please check with a physician if you suspect you are ill.