Although ecthyma gangrenosum usually develops in patients with underlying immunodeficiencies or chronic diseases, there have been reports of its appearance in previously healthy children.

Early ecthyma gangrenosum lesions (Figure 7) may resemble the lesion shown on the patient presented, but within a day or so, it will begin to appear larger and dark with necrosis (Figure 8).

The similarity of ecthyma gangrenosum grossly and microscopically to the visceral lesions of pseudomonas septicemia suggests that vasculitis is the basis of ecthyma gangrenosum — that is ...

Lab Animal - Diagnosis | Contagious ecthyma. ... Individuals who notice hand lesions after working with these species should seek medical attention from their occupational health provider.

Ecthyma is a variant of impetigo that extends to the dermis. It is a relatively uncommon vasculitis affecting the media and adventitia of blood vessels that results from either hematogenous ...