<unk>  (also known as<unk>  balantitis) is a serpiginous annular dermatitis associated with reactive arthritis.
Balanitis circinata
Dens evaginatus
Pachyonychia congenita
Retinitis punctata albescens
Lichen striatus
Balanitis xerotica obliterans
Pediculus capitis
Onychophosis