steatocystoma multiplex has been associated with ichthyosis and koilonychia , pachyonychia congenita , multiple hairs and acrokeratosis verruciformis of hopf , hypertrophic lichen planus , hypohidrosis , hypothyroidism , hidradenitis suppurativa , and hypotrichosis .
C0018494
hairs
C0020678
hypotrichosis