Early inspiratory crackles (rales), as suggested by the title, begin and end during the early part of inspiration. The pitch is lower than late inspiratory crackles. A patient's cough may decrease or clear these lung sounds. Early inspiratory crackles suggest decreased FEV1 capacity and are characteristic of COPD.

After reviewing the sound, use the waveform and anatomy tabs for more information about this sound.

Crackles - Early Inspiratory (Rales)
maneuver
Position: Chest wall
Maneuver: Sitting
Chestpiece: Diaphragm

Table of Contents
left button        right button

This website is only for medical professional education. Contact a healthcare provider for medical care. Copyright 2017 © MedEdu LLC. All Rights Reserved. | About | Privacy Policy | Email

This website is only for medical professional education. Contact a healthcare provider for medical care. Copyright 2017 © MedEdu LLC. All Rights Reserved. About | Privacy Policy | Email