IMPETIGO and ECTHYMA(42) Mansukhani, Sujata

(43) Maranion, Maria CristinaGroup 5

ImpetigoDefinition: superficial infection of the

epidermisCausative agent: S. aureus and S. pyogenesTypes: Bullous and Non-bullousPredisposing factors

UncleanlinessAgeClimate

ImpetigoSite of predilection:

face (mouth and nose)extremities (hands) neck

Bullous Impetigo

Bullous impetigo

Non-Bullous impetigo

Non-Bullous Impetigo

BULLOUS IMPETIGO NON-BULLOUS IMPETIGO

Prevalence Less Common; children <24 months of age

More common; children > 24 months of age

Etiology S. aureus S. aureus and S. pyogenes

Site of Predilection Intact Skin Areas of traumatized skin on the face or extremities

Lesion Flaccid, transparent, roofed bullae that rupture spontaneously without a history of localized lymhadenopathy or cutaneous disruption

Discrete, fragile vesicles surrounded by an erythematous border. Vesicles become pustular, rupture and discharge a honey colored fluid that quickly forms honey-colored crusted plaque with rapid spread, occasional pruritus, and regional lymphadenopathy may follow a break in the skin

Adenopathy Absent Present

Speed of spread Moderate Rapid

Erythema Minimal or none Marked

Treatment of ImpetigoTopical antiseptics

Fusidic acid

Systemic antibioticsPenicillins or 1st generation cephalosporins

EcthymaDefinition: Ulcerative pyoderma of the skin

extending into the dermisCausative agent: S. aureus and Group A

StrepSite of predilection: shins or dorsal of feetPredisposing factor:

UncleanlinessPrevious trauma to skinIV drug use

Ecthyma

Ecthyma

Treatment of ecthymaCleansing with soap and water• Application of Mupirocin or

Bacitracin ointment twice a day• Oral Dicloxacillin or first-generation

Cephalosporin• Proper hygiene and nutrition