<unk>  is a group of two genetic disorders that affect the skin, brain/nervous system, kidneys, and heart, and cause tumors to grow. The diseases are named after a tuber- or root-shaped growth in the brain.
Tuberous sclerosis
Krabbe disease
Neurofibromatosis type 1
Neurofibromatosis
Neurofibromatosis type II
Cowden syndrome
Foster Kennedy syndrome
Hurler-Scheie syndrome