Progressive nodular histiocytosis is a cutaneous condition clinically characterized by the development of two types of skin lesions: superficial papules and deeper larger subcutaneous nodules. : 718

See also
Non-X histiocytosis


== References ==
When the cat stops wearing the collar, thinned hair, redness of skin or cracked nipples on the cat are early indicators that the cat has started to over-groom again. Antidepressants for cats may be suggested by a vet. See also
Cat flea
Cat health
Cat skin disorders
Feather-plucking
Trichotillomania: a compulsive hair-pulling behavior in humans that can cause hair loss


== References ==