title: Shock, a clinical syndrome. Part I: definition, etiology, and pathophysiology.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000707:Anaphylaxis / Q000451:nursing; D002648:Child; D002675:Child, Preschool; D006439:Hemodynamics; D006801:Humans; D007223:Infant; D008875:Middle Aged; D012769:Shock / Q000145:classification / Q000175:diagnosis / Q000451:nursing*; D012770:Shock, Cardiogenic / Q000451:nursing; D012772:Shock, Septic / Q000451:nursing