umls-concept:C0011570 | skos:definition | MSH: Depressive states usually of moderate intensity in contrast with major depression present in neurotic and psychotic disorders.,CSP: unpleasant, but not necessarily irrational or pathological, mood state characterized by sadness, despair, or discouragement; "the blues"; may also involve low self-esteem, social withdrawal, and somatic symptoms such as eating and sleep disturbance.,NCI: A disorder characterized by melancholic feelings of grief or unhappiness.,NCI: A mental condition marked by ongoing feelings of sadness, despair, loss of energy, and difficulty dealing with normal daily life. Other symptoms of depression include feelings of worthlessness and hopelessness, loss of pleasure in activities, changes in eating or sleeping habits, and thoughts of death or suicide. Depression can affect anyone, and can be successfully treated. Depression affects 15-25% of cancer patients.,NCI: A melancholy feeling of sadness and despair. | lld:umls |