[Corpus callosum agenesis].

Background: Corpus callosum agenesis (CCA) is an uncommon entity, which can be diagnosed in utero. Uncertain prognosis makes prenatal counseling difficult. AIM.

[Subdural empyema secondary to sinusitis: four pediatric cases].

Introduction: Perinasal sinus infections is a common and benign condition in most pediatric cases. Because of the widespread use of antibiotics, intracranial extension of sinusitis is rarely seen today. Nevertheless, the clinician must be aware of the gravity of this condition, because late recognition and delay in treatment can increase mortality and morbidity.

[Herpetic encephalitis in childhood: a diagnosis which should not be forgotten].

Herpes simplex encephalitis is a serious infection of the nervous system, causing death or considerable neurological morbidity in infants and children. Rapid diagnosis and prompt institution of antiviral therapy is essential. Prodromal manifestations (fever, headache, and behavioural disturbances) can be quite unspecific.