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difficult, usually deep, breathing in patients with cardiac or pulmonary disease or disease affecting nervous system control of ventilation.
Respiration that involves active participation of accessory inspiratory and expiratory muscles; dyspnea.
See also: respiration
la·bor·ed res·pi·ra·tion(lābŏrd respir-āshŭn)
Difficult, usually deep, breathing in patients with cardiac or pulmonary disease.