Impetigo is a common cutaneous infection that is especially prevalent in children. Historically, impetigo is caused by either group A β-hemolytic streptococci or. Impetigo (im-puh-TIE-go) is a common and highly contagious skin infection that mainly affects infants and children. Impetigo usually appears as. Blisters and crusts on a child’s skin are signs of a common skin infection called impetigo, which is extremely contagious. Treatment can cure this infection and.

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Bullous impetigo – Wikipedia

This antibiotic is not marketed in the United States. Diseases of the Human Body. Its antibacterial action occurs through the inhibition of protein synthesis by binding selectively to bacterial ribosomes.

Archived PDF from the original on 8 September Exfoliating toxins are serine proteases that specifically bind to and cleave desmoglein 1 Dsg1.

Staphylococcal strains that are resistant to erythromycin will also be resistant to clarithromycin, roxithromycin and azithromycin. Treat wounds right away. J Med Assoc Thai. In the United States there is already a formulation of mupirocin ointment without polyethylene glycol.

Recent genetic studies have shown a large quantity of Pseudomonas spp. Retrieved from ” https: The presence of MRSA as impetigo’s causative agent in non-hospitalized patients is considered unusual and with heterogeneous distribution. Adults often catch impetigo from an infected child. The British Medical Journal.


A rash, sore, or burn also provides a great entry point for the bacteria. In addition, oral antibiotics have more side effects than topical antibiotics. Regulatory mechanism for exfoliative toxin production in Staphylococcus aureus.

Sometimes, lab tests are necessary to give you the diagnosis — or get information necessary to treat you.

On the other hand their use is not discouraged, because they do not seem to increase bacterial resistance. Dermatologists often prescribe an antibiotic that you apply to the skin, such as mupirocin mew-peer-ah-cin or retapamulin reh-tah-pa-mu-lin. Classic signs and symptoms of impetigo involve red sores that quickly rupture, ooze for a few days and then form a yellowish-brown crust.

Impetigo in the French Guiana.

The resulting superficial ulceration is covered with purulent discharge that dries as an adhering and yellowish honey-colored crust. Scratching may spread the lesions.

Bullous impetigo

Bullous impetigo is caused by Staphylococcus aureus, which produces exfoliative toxins, whereas non-bullous impetigo is caused by either Staphylococcus aureusor Streptococcus pyogenes.

Impetigo is extremely contagious, so it may im;etigo be possible to avoid getting it again. These are germs with invasive potential, which can reach several tissular planes, such as the epidermis impetigodermis ecthyma or deeper subcutaneous tissue cellulite.

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Bath or shower after every sports workout, practice, and competition. Staphylococci that possess PVL gene cause suppurative bulpsa infections such as abscesses and furuncles. Bulsa sores form where the blisters have broken open. Blisters appear that contain a cloudy or yellow fluid. When the condition presents with ulcersvalacycloviran antiviral, may be given in case a viral infection is causing the ulcer.

By using this site, you agree to the Terms of Use and Privacy Policy. As the skin heals from ecthyma, scars can form.

This can prevent others from getting impetigo. Crusted impetigo can occur in normal skin or impetiginisation may appear over a previous dermatosis such as atopic dermatitis, contact dermatitis, insect bites, pediculosis and scabies. The following steps are often very helpful:.

The scratching breaks the skin, making it easy for the bacteria to get inside.