title: Sadomasochism: a defense against object loss.
mesh_terms: D003220:Conflict, Psychological; D003674:Defense Mechanisms; D005260:Female; D006801:Humans; D007062:Identification, Psychological; D007989:Libido; D008297:Male; D008398:Masochism; D009034:Mother-Child Relations; D009769:Object Attachment; D011575:Psychoanalytic Therapy; D012448:Sadism