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Methods for diagnosing pervasive development disorders, dysautonomia and other neurological conditions

  • US 9,377,459 B2
  • Filed: 10/30/2014
  • Issued: 06/28/2016
  • Est. Priority Date: 11/16/2000
  • Status: Active Grant
First Claim
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1. A method for determining if an individual has a Familial Dysautonomia, comprising the steps of:

  • obtaining a stool sample from the individual;

    analyzing the stool sample with a stool immunoassay for the presence or absence of an antigen associated with a pathogen;

    detecting the level of chymotrypsin present in the stool sample; and

    determining that the individual has a Familial Dysautonomia based on the presence of the antigen and an abnormally low level of chymotrypsin in the stool sample.

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