Marshall Smith Syndrome

National Organization for Rare Disorders, Inc.

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It is possible that the main title of the report Marshall Smith Syndrome is not the name you expected.

Disorder Subdivisions

  • None

General Discussion

Marshall-Smith Syndrome is characterized by unusually quick physical growth and bone development (maturation), usually starting before birth. Other symptoms can include respiratory difficulties, mental retardation, and certain physical characteristics. (Note: Marshall-Smith Syndrome is not to be confused with "Marshall" Syndrome, which is very different from "Marshall-Smith" Syndrome.)

Supporting Organizations

Genetic and Rare Diseases (GARD) Information Center

PO Box 8126
Gaithersburg, MD 20898-8126
Tel: (301)251-4925
Fax: (301)251-4911
Tel: (888)205-2311

Human Growth Foundation

997 Glen Cove Avenue
Suite 5
Glen Head, NY 11545
Tel: (516)671-4041
Fax: (516)671-4055
Tel: (800)451-6434

Little People of America, Inc.

250 El Camino Real Suite 201
Tustin, CA 92780
Tel: (714)368-3689
Fax: (714)368-3367
Tel: (888)572-2001

MAGIC Foundation

6645 W. North Avenue
Oak Park, IL 60302
Tel: (708)383-0808
Fax: (708)383-0899
Tel: (800)362-4423

MSS Research Foundation (Marshall-Smith Syndrome)

Oeverbiesstraat 20
The Hague, NL 2548 WP
The Netherlands
Tel: 31703356956

For a Complete Report

This is an abstract of a report from the National Organization for Rare Disorders (NORD). For a full-text version of this report, go to and click on Rare Disease Database under "Rare Disease Information".

The information provided in this report is not intended for diagnostic purposes. It is provided for informational purposes only.

It is possible that the title of this topic is not the name you selected. Please check the Synonyms listing to find the alternate name(s) and Disorder Subdivision(s) covered by this report.

This disease entry is based upon medical information available through the date at the end of the topic. Since NORD's resources are limited, it is not possible to keep every entry in the Rare Disease Database completely current and accurate. Please check with the agencies listed in the Resources section for the most current information about this disorder.

Last Updated:  8/8/2007
Copyright  2007 National Organization for Rare Disorders, Inc.