A patient with an acute confusional state.

A 49-year-old male presented in an acutely confused state. His examination and basic blood tests were unremarkable. He was started on intravenous aciclovir and an MRI brain scan showed changes consistent with limbic encephalitis.

Iron overload in the Asian community.

Hereditary hemochromatosis is an iron overload disorder that can lead to the impairment of multiple organs and is caused by mutations in one or more different genes. Type 1 hemochromatosis is the most common form of the disease and results from mutations in the HFE gene. Juvenile hemochromatosis (JH) is the most severe form, usually caused by mutations in hemojuvelin (HJV) or hepcidin (HAMP).