Keratosis Follicularis Spinulosa Decalvans, Autosomal Dominant, also known as autosomal dominant keratosis follicularis spinulosa decalvans, is related to alopecia and ichthyosis, and has symptoms including photophobia An important gene associated with Keratosis Follicularis Spinulosa Decalvans, Autosomal Dominant is MBTPS2 (Membrane Bound Transcription Factor Peptidase, Site 2), and among its related pathways/superpathways is Immune response Antigen presentation by MHC class II. Affiliated tissues include skin and bone, and related phenotypes are keratosis pilaris and sparse eyelashes