Auscultation Site is Important
Fine crackles cannot be heard unless the stethoscope is placed on the correct lung base area.
How to use iPax
- Click on the auscultation area on the illustration to hear the sound from that region.
- Please use earphones when you listen to the sound.
- If the sound stops, press the flashing arrow at the bottom left to refresh and restore the sound.
＊You can switch to the back using the arrow in the upper right corner of the body illustration.
１）A case where bronchial sounds were placed at the site of vesicular sounds to make lung sounds easier to hear.
２）A case where the source of vesicular sounds was placed at the site of vesicular sounds.
4 Types of Fine Crackles
The following lung sounds are all “fine crackles,” although they are perceived differently.
These sounds were quizzed in the 2024 JRS, but the percentage of correct answers was low.
The sound presented here is optimized for Kikuzo speakers. When listened to with commercial speakers or earphones, the sound quality may differ.
Fine crackles in Idiopathic Pulmonary Fibrosis 1
Fine crackles in Idiopathic Pulmonary Fibrosis 2
Fine crackles in anti-MDA5 antibody-positive dermatomyositis
Fine crackles in Drug Induced Interstitial Pneumonia
Percentage of Correct Answers in JRS 2024 Quiz
Other Lung Sounds
Bronchial Asthma
This sound is heard throughout the entire lung area.
Healthy Person (Normal Lung Sounds)
This sound is heard around the bronchial area.
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