Auscultation Training by Repetition
Crackles - Fine (Rales)
Rales are brief, discontinuous, popping sounds that are high-pitched. Similar to wood burning in a fireplace. More commonly heard during inspiration.
If you wish to review a complete lesson concerning this sound, the following lesson modules(s) may be useful.
Each lesson includes text that covers an auscultatory sound, a waveform and an animation video.
Comments on this beta version will be welcomed. Send to: firstname.lastname@example.org