https://www.dekut.com/Health/hyperkeratosis-pilaris-and-autism-treatment/ Biomedical autism intervention specialist physician, Dr. Kurt Woeller, explains a condition known as Hyperkeratosis Pilaris where small bumps can be found on the backs of arms, cheeks and upper thighs. This “chicken skin” condition can be a sign of low thyroid activity and can be assessed a few ways. Mon, 28 May 2012 02:08:20 UTC en