Need of voriconazole high dosages, with documented cerebrospinal fluid penetration, for treatment of cerebral aspergillosis in a 6-month-old leukaemic girl.

This case report indicates the usefulness of voriconazole for the treatment of central nervous system (CNS) aspergillosis, also in paediatrics. However, it also confirms the need for therapeutic drug monitoring (TDM), especially in younger children that may require very high dosages in order to achieve plasma and cerebrospinal fluid (CSF) therapeutic concentrations.