Not So Small "Little Finger."
This is a genetic disorder when a little finger becomes the biggest. Crazy, right? It's caused by a genetic condition called macrodactyly whereby certain fingers grow abnormally large. On some occasions it can affect the entire hand up to the forearm.
Neurofibromatosis
When the skin starts getting lumpy, thicken, and then bony lump both in the skin and forehead it's all caused by a nasty genetic group disorder named Neurofibromatosis (NFB) which has invaded your cells. It typically affects your nervous system and nerve cells. Bad news, there is no cure. Good news, the symptoms can be managed.