Spontaneous cutaneous fistula of infected liver hydatid cyst.

mortality rate (1-3) and in quite a few articles, mortality is reported to associate with HHV-6, which is a "harmless" virus in normal individuals (4). Although there was no sign of HHV-6 activation in our patient during or after corticosteroid therapy, in cases with high serum titers, it might be mortal under immunosuppressive drugs. Therefore, screening for HHV-6 in patients with DRESS syndrome before administration of immunosuppressive drugs should always be on the agenda.

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