Haemophagocytic lymphohistiocytosis (HLH)

This information is designed to help answer questions families may have about the condition called haemophagocytic lymphohistiocytosis (HLH).

The content has been produced jointly between PID UK, Great Ormond Street
Hospital (GOSH) and the Great North Children’s Hospital and in association
with Histio UK. The information has been reviewed by the PID UK Patient
Representative Panel and endorsed by the PID UK Medical Panel but should not
replace advice from a clinical immunologist or a geneticist.