A rare cause of secondary hemophagocytic lymphohistiocytosis: systemic loxoscelism.

What Researchers Did

Researchers reported a case of a previously healthy five-year-old boy who developed secondary hemophagocytic lymphohistiocytosis following a presumed brown spider bite.

What They Found

The patient developed secondary hemophagocytic lymphohistiocytosis after a presumed brown spider bite, presenting with persistent fever, hepatosplenomegaly, and relevant laboratory findings. He was successfully treated with dexamethasone, leading to resolution of the hemophagocytic syndrome within 14 days, and local hyperbaric oxygen therapy was applied to necrotic areas.

Canadian Relevance

This study has no direct Canadian connection as it reports a case from Turkey involving a spider species not typically found in Canada.

Study Limitations

As a single case report, the findings cannot be generalized to a broader patient population.