Diseases which have one or more of the following characteristics: they are permanent, leave residual disability, are caused by nonreversible pathological alteration, require special training of the patient for rehabilitation, or may be expected to require a long period of supervision, observation, or care. (Dictionary of Health Services Management, 2d ed)

Descriptor ID	D002908
MeSH Number(s)	C23.550.291.500
Concept/Terms	Chronic Disease Chronic Disease Chronic Diseases Disease, Chronic Diseases, Chronic Chronic Illness Chronic Illnesses Illness, Chronic Illnesses, Chronic Chronically Ill Chronically Ill

Below are MeSH descriptors whose meaning is more general than "Chronic Disease".

Below are MeSH descriptors whose meaning is related to "Chronic Disease".

Below are MeSH descriptors whose meaning is more specific than "Chronic Disease".