mental disorder; mental disease
chronic disease; chronic illness
hereditary disease; hereditary disorder
underlying disease; primary illness; underlying condition
diseases specified by the Japanese government as being worrisome, having no known treatment and of unknown causes
systemic disease; systemic disorder
chronic obstructive pulmonary disease; COPD
hemolytic disease of the newborn (haemolytic); erythroblastosis fetalis
coronary artery disease; coronary heart disease; CAD
vascular disease; valvular disease
motor neurone disease; MND
human disease model (e.g. using experimental animals)
systemic disease; systemic disorder