Pyoderma means any skin disease that is pyogenic (has pus).

These include superficial bacterial infections such as impetigo, impetigo contagiosa, ecthyma, folliculitis, Bockhart's impetigo, furuncle, carbuncle, tropical ulcer, etc.

[1][2] Autoimmune conditions include pyoderma gangrenosum.

Pyoderma affects more than 111 million children worldwide, making it one of the three most common skin disorders in children along with scabies and tinea.

[1] This infection-related cutaneous condition article is a stub.