Also found in: Dictionary, Financial, Encyclopedia, Wikipedia.
Related to ecthyma: erysipelas, cellulitis, impetigo, erythrasma, ecthyma contagiosum, ecthyma gangrenosum
Note: This page may contain terms or definitions that are offensive or inappropriate for some readers.
an ulcerative pyoderm usually caused by group A beta-hemolytic streptococcal infection at the site of minor trauma, predominantly involving the shins and feet, and generally healing with variable scar formation.
ecthyma gangreno´sum a condition most often seen in debilitated patients in association with septicemia caused by gram-negative organisms, characterized by lesions that begin as vesicles that rapidly progress to pustulation and gangrenous ulcers with undermined purpuric edges.
A pyogenic infection of the skin initiated by β-hemolytic streptococci and characterized by adherent crusts beneath which ulceration occurs; the ulcers may be single or multiple, and heal with scar formation.
[G. a pustule]
ecthymaDermatology A chronic subcutaneous infection by β-hemolytic streptococci that develops usually on the legs, in a background of a pruritic lesion–eg, insect bite, scabies, pediculosis; skin becomes crusted, weeping, and later scarred Management Warm compresses, antibacterial soap, H2O2, systemic penicillin. See Impetigo.
A pyogenic infection of the skin initiated by β-hemolytic streptococci and characterized by adherent crusts beneath which ulceration occurs; the ulcers heal with scar formation.
[G. a pustule]