pyoderma

A pyogenic skin disease.

Any purulent skin disease. Includes pustule, pimple, acne, impetigo and furunculosis.

• callus p. — see callus pyoderma.
• contagious porcine p. — see contagious porcine pyoderma.
• deep p. — bacterial infections involving the dermis and often subcutaneous tissues. There may be systemic illness.
• dry p. — see zinc-responsive dermatosis.
• fold p. — see fold dermatitis.
• p. gangrenosum — a rapidly evolving cutaneous ulcer or ulcers, with undermining of the border.
• interdigital p. — infection of the interdigital skin in dogs; may be associated with trauma, Demodex canis infestation, or foreign bodies such as grass seeds.
• juvenile p. — a sterile, pustular skin disease on the face and head and sometimes ears, anus and prepuce, in one or more puppies of a litter, usually around weaning age. Dachshunds, Golden retrievers and Gordon setters appear to be predisposed. There is often fever, anorexia and lymphadenopathy, particularly of submandibular lymph nodes which may form abscesses and drain, hence the alternative name of puppy strangles. Staphylococcus spp. are frequently cultured from affected skin, but the etiology of the disease is unclear. Called also juvenile cellulitis, and juvenile sterile granulomatous dermatitis and lymphadenitis.
• mucocutaneous p. — occurs on the lip margins and perioral skin of dogs; German shepherd dogs are predisposed.
• nasal p. — a deep bacterial folliculitis and furunculosis on the dorsum of the nose in dogs, particularly German shepherd dogs, Bull terriers, Collies and Pointers. Trauma may be a factor in the etiology.
• perianal p. — see perianal fistula.
• pressure point p. — see pressure points.
• skin-fold p. — see fold dermatitis.
• superficial pustular p. — see impetigo.
• surface p. — see acute moist dermatitis.
• tail fold p. — see fold dermatitis.