also: らおん
noun
rale; rales
Medical term for abnormal breath sounds heard through a stethoscope. Abbreviation of ラッセル音 (Rassel sound).
See also: ラッセル音
医師は聴診器でラ音を確認した。
The doctor confirmed rales with a stethoscope.
Full term for rales; ラ音 is the common abbreviation.
Abbreviation of ラッセル音, from German 'Rasselgeräusch' (rattle sound).