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n.1.A modification of the voice sounds, by which they are intensified and heightened in pitch; - observed in auscultation of the chest in certain cases of intro-thoracic disease.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Bronchophony is assessed by asking the patient to repeat the phrase "ninety-nine" while the nurse auscultates the chest wall.
He described murmurs and thrills, pectoriloquy (as a sign of tubercular cavities), egophony, bronchophony, a variety of rales, and normal and abnormal lung sounds.
The second edition of Traite (1826) introduced a nomenclature of auscultatory sounds (rales, fremitus, egophony, pectoriloquy, bronchophony) heard in organ pathology that formerly was called "lung fever." Again arduous work severely taxed Laennec's health and strength.