Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Family pedigree, with affected patients (black) including the current patient (asterisk), sister (multiple spinal schwannomas), mother (resected spinal schwannoma), and maternal grandfather (benign spinal tumor). Circles denote females; squares, males.
