A 13-year-old boy with a history of Asperger syndrome, attention deficit hyperactivity disorder and hypothyroidism was treated with methylphenidate, risperidone and levothyroxine.
She was referred to the pathology consultation for presenting a progressive lesion in the right lower limb for a year.
The patient was asymptomatic, with no symptoms such as pain or pruritus.
He had not received any treatment or reported any triggering factor.
The examination revealed a plaque, indurated by attachment, with a central dyschromic area and a violet halo, with linear distribution in the mid-distal third of the outer area of the right thigh.
He had no other skin lesions or accompanying systemic symptoms.
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Blood count, biochemistry, antinuclear antibodies (ANA), serology, urine test, and biopsy of the lesion were requested.
The results were normal, with ANA, anti-Sm, anti-RNP, anti-SSA, anti-SSB, anti-Jo1 and anti-Scl70 negative.
Serology for Borrelia burgdorferi was negative and urine analysis showed no abnormalities.
Histopathology was compatible with the diagnosis of morphea.
Once daily linear morphea in childhood without articular involvement or aesthetic deformity, it was decided to start topical corticoid treatment with fluticasone propionate, one application per day for 2 months, followed by topical calcipotriol,
After almost a year of follow-up, the lesions have stabilized.
