Share Your Story Impetigo appears as a rash that may occur anywhere on the body and but commonly affects the face and other exposed areas. The rash may be blister-like, reddish, and have a honey-colored crust, or will have a combination of all three. The margins of the rash are usually fairly sharp.
Primary impetigo mainly affects exposed areas such as the face and hands, but may also affect trunk, perineum and other body sites. It presents with single or multiple, irregular crops of irritable superficial plaques. These extend as they heal, forming annular or arcuate lesions.
Although many children are otherwise well, lymphadenopathy, mild fever and malaise may occur. Nonbullous impetigo Nonbullous impetigo starts as a pink macule that evolves into a vesicle or pustule and then into crusted erosions.
Untreated impetigo usually resolves within 2 to 4 weeks without scarring. Ecthyma Ecthyma starts as nonbullous impetigo but develops into a punched-out necrotic ulcer.
This heals slowly, leaving a scar. Bullous impetigo Bullous impetigo presents with small vesicles that evolve into flaccid transparent bullae. It heals without scarring.
Impetigo Complications from impetigo Soft tissue infection The bacteria causing impetigo can become invasive, leading to cellulitis and lymphangiitis; subsequent bacteraemia might result in osteomyelitis, septic arthritis or pneumonia. Staphylococcal scalded skin syndrome In infants under 6 years of age or adults with renal insufficiency, localised bullous impetigo due to certain staphylococcal serotypes can lead to a sick child with generalised staphylococcal scalded skin syndrome SSSS.
It does not scar. Toxic shock syndrome Toxic shock syndrome is rare and rarely preceded by impetigo. It causes fever, diffuse erythematous then desquamating rash, hypotension and involvement of other organs.
Post-streptococcal glomerulonephritis Group A streptococcal infection may rarely lead to acute post-streptococcal glomerulonephritis 3—6 weeks after the skin infection. Rheumatic fever Group A streptococcal skin infections have rarely been linked to cases of rheumatic fever and rheumatic heart disease.
It is thought that this occurs because strains of group A streptococci usually found on the skin have moved to the throat the more usual site for rheumatic fever-associated infection. How is impetigo diagnosed? Impetigo is usually diagnosed clinically but can be confirmed by bacterial swabs sent for microscopy gram positive cocci are observedculture and sensitivity.
Blood count may reveal neutrophil leucocytosis when impetigo is widespread. Skin biopsy is rarely necessary.Impetigo: Blisters and crusts on a child’s face are common signs of impetigo. Also called school sores Impetigo (im-peh-tie-go) is a common skin infection, especially in children.
Occasionally the infection can spread to deeper layers of the skin, causing cellulitis; and to the lymph nodes, causing lymphangitis. What does impetigo look like? Impetigo is a contagious bacterial skin infection that is most common in children aged 2 to 5 years. It is rarely serious and often clears up on its own within 2 weeks.
However, treatment is. Impetigo is a common type of skin infection. Read about causes, symptoms, and treatment of impetigo. Is impetigo contagious?
Last Updated: October 26, Impetigo - Bullous and Nonbullous Impetigo, and Ecthyma Overview. Impetigo is a skin infection caused by bacteria, resulting in a red rash, blisters, and a characteristic honey-colored crust on the skin.
What is impetigo? Impetigo is a highly contagious skin infection that happens when staph or strep bacteria enter the skin – through a cut or scrape, for example.