Is Impetigo A Secondary Infection?

Is Impetigo A Secondary Infection? Impetigo may be classed as primary or secondary: In primary impetigo, the infection affects healthy skin. In secondary impetigo, the infection affects skin that is already ‘broken’ by another skin condition. For example, skin with eczema, psoriasis or a cut sometimes develops a secondary impetigo. Is secondary impetigo contagious? During