Viral Encephalitis
ICD-10 A85; A86 · ICD-11 1C80

Treatment of Viral Encephalitis in Human Herpesvirus 6 (HHV-6) Encephalitis

Clinical Scenario

This protocol addresses viral encephalitis caused by human herpesvirus 6 (HHV-6). HHV-6 encephalitis requires a targeted approach, and immune status is a critical factor shaping the treatment decision.

Patient Population

The protocol applies to patients with human herpesvirus 6 encephalitis. Management considerations differ between immunocompromised and immunocompetent patients, reflecting differences in available evidence for this specific viral cause.

Treatment Approach

Antiviral therapy is central to management in this setting. Which agent is selected — and whether a single agent or a combination approach is warranted — depends on clinical factors detailed in the full protocol.

Instant Access to Structured Evidence-Based Regimens

References

DOI: 10.1086/589747

Human herpesvirus 6: ganciclovir or foscarnet should be used in immunocompromised patients (B-III); use of these agents in immunocompetent patients can be considered (C-III), but there are not good data on their effectiveness.

Despite these contradictions, treatment with one of these agents, alone or in combination, in immunocompromised patients with human herpesvirus 6 encephalitis may be reasonable, because no other therapies are currently available.

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