Etiology • Cutaneous bacterial infection: Streptococcus and
Staphylococcus species • Is spread through direct contact • Highly contagious
Clinical Presentation • Honey-colored, perioral crusts preceded by vesicles • Flaccid bullae less common (bullous impetigo)
Diagnosis • Clinical features • Culture of organism (usually group A, β-hemolytic streptococci
or group II Staphylococcus aureus)
Staphylococcus species • Is spread through direct contact • Highly contagious
Clinical Presentation • Honey-colored, perioral crusts preceded by vesicles • Flaccid bullae less common (bullous impetigo)
Diagnosis • Clinical features • Culture of organism (usually group A, β-hemolytic streptococci
or group II Staphylococcus aureus)
Differential Diagnosis • Herpes simplex (recurrent) • Exfoliative cheilitis • Drug eruptions • Other vesiculobullous diseases
Treatment • Topical antibiotics (mupirocin, clindamycin) • Systemic antibiotics
Prognosis • Excellent • Rarely, poststreptococcal glomerulonephritis may develop.