Dermatite de contacto alérgica (reacção à tatuagem temporária). A alergia de contacto a tatuagens temporárias tem vindo a tornar-se um fenómeno cada vez mais comum. Na maioria dos casos, o material da tatuagem não contém hena pura, mas é uma mistura de hena castanha com parafenilenodiamina (PPD) chamada hena preta. O paciente é alérgico à PPD na tatuagem. De facto, a concentração de PPD na hena preta é mais elevada do que a observada nas tinturas comerciais de cabelo. Após a resolução da erupção eczematosa da pele, a hiperpigmentação pós-inflamatória pode persistir durante um período de tempo considerável.
A mastocitose sistémica pode provocar comichão na pele, dores de cabeça, e muito mais. Aprenda os sintomas, diagnóstico e tratamentos para esta condição, que causa uma acumulação no seu corpo de demasiados mastócitos - um tipo de glóbulos brancos.
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