|1||NCT00916903||Unknown †||Genetic Disease Gene Identification||
||200||All||6 Months and older (Child, Adult, Senior)||NCT00916903||IRBPHS#4280F||October 2005||October 2010||October 2010||June 10, 2009||June 10, 2009||
|2||NCT00111384||Active, not recruiting||Study of Disease Severity in Adults With Neurofibromatosis Type 1 (NF1)||
||313||All||2 Years to 100 Years (Child, Adult, Senior)||NCT00111384||050152
|May 13, 2005||May 20, 2005||October 19, 2017||
† Study has passed its completion date and status has not been verified in more than two years.