Giant pediatric aneurysmal bone cysts of the occipital bone: case report and review of the literature.

Cranial aneurysmal bone cysts are uncommon. Cranial aneurysmal bone cysts of the occipital bone are exceedingly rare. A 2-year-old toddler with this rare cyst presented with a large space-occupying lesion of the posterior fossa, with cerebellar tonsillar herniation.

A pertussis outbreak among daycare children in Northern Israel: who gets sick?

Background: An outbreak of pertussis occurred in a daycare center with 87.5% vaccination coverage.

Objectives: To assess the effectiveness of the acellular pertussis vaccine and prevention of pertussis after chemoprophylaxis with azithromycin.

What is new in pertussis?

Despite high vaccination coverage, over the last fifteen years there has been a worldwide resurgence of B. pertussis infection. While classical pertussis in the prevaccine era was primarily a childhood disease, today with widespread vaccination, there has been a shift in the incidence of disease to adolescents and adults.

Chlamydia trachomatis infections in female soldiers, Israel.

We examined the prevalence of infection in Israeli female soldiers. The prevalence was 3.2% among soldiers seeking medical care; rural residence was identified as a significant risk factor.