We report the case of a five-year-old boy with atopic dermatitis since his first months of life, with no other relevant personal or family history.
As an infectious history, he had suffered chickenpox one year before without complications and injury compatible with herpes labialis in his father a few days before.
They consulted in the Emergency Department for vesiculous, erythematous skin lesions of two days duration.
Some of the lesions presented signs of impingementization without signs of arthritis.
Skin lesions were distributed in both lower and upper limbs and trunk.
The rest of the examination was anodyne.
Fever of maximum 38 °C for 12 hours before.
She had no other symptoms.
There was no family environment of infection at the time of consultation.
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The intravenous suspicion of Kaposis ulcerative colitis was established. The patient was admitted to hospital for the start of antiretroviral treatment at 20 mg/kg/day.
Oral amoxicillin-clavulanic acid was associated with 50 mg/kg/day and daily cures with chlorhexidine.
On admission, an analytical study with blood count and biochemistry was performed, without elevation of acute phase reactants, and serology for herpes simplex virus 1 and 2, Coxsackie, cytomegalovirus, herpes herpes simplex virus 6 was extracted.
The clinical course was favorable, the fever disappeared in the first 24 hours of admission and there were no systemic or cutaneous complications.
From the third day on, the lesions were all in the crusting phase with progressive detachment of crusted lesions without incidents.
It was decided to discharge the patient on the fourth day of admission, completing oral treatment with antiretroviral therapy for seven more days.
One week after admission, he did not show any residual skin lesions except his previously known atopic dermatitis.
Serology results were negative for all studied except IgM positive for herpes simplex virus type 1.
