title: Plethysmography: history and recent advances.
abstract: A short historical note on plethysmography is given and the development of the modern computerized pneumoplethysmograph is described. The computer-aided pneumoplethysmogram (CAP), with proper programming, makes possible numerous computations that give new, useful, and rapid information about the patient. New applications of the CAP will quickly develop and the data collected will be quickly analyzed and displayed.
mesh_terms: D001783:Blood Flow Velocity; D001808:Blood Vessels / Q000033:anatomy & histology; D001809:Blood Viscosity; D003936:Diagnosis, Computer-Assisted; D008838:Microcomputers; D010991:Plethysmography / Q000266:history / Q000639:trends*