How to auscultate posterior lungs

how to auscultate posterior lungs

Asymmetric effusions are probably easier to detect as they will produce different findings on examination of either side of the chest. After you have percussed the left chest, move yours hands across and repeat the same procedure on the right side.

Lung Auscultation Points and Sounds

Occasionally, focal wheezing can occur when airway narrowing if restricted to a single anatomic area, as might occur with an obstructing tumor or bronchoconstriction induced by pneumonia. Gently rub the head of the stethoscope on your shirt so that it is not too cold prior to placing it on the patient's skin.

Listening to lung sounds are a vital part of this assessment. A few common variants include: Learning the appropriate techniques at this juncture will therefore enhance your ability to perform these other examinations as well.

Lungs Auscultation Page

Patient with emphysema bending over in Tri-Pod Position Breathing through pursed lips, often seen in cases of emphysema. Left Lateral View. Copyright Notice: Their use signifies some element of respiratory difficulty.

Wheezing occurs when there is a superimposed acute inflammatory process see above.


Lung consolidation: Science and Strength. The last 2 phalanges of your left middle finger should rest firmly on the patient's back.

how to auscultate posterior lungs

Then midaxillary at the 6th intercostal space you will be assessing the right and left lower lobes. The greater the obstruction, the longer expiration is relative to inspiration.

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Then, move around to the front and listen to the anterior fields in the same fashion. Then move your hand down several inter-spaces and repeat the maneuver.

how to auscultate posterior lungs

In this setting, the consolidated lung acts as a terrific conducting medium, transferring central sounds directly to the edges. This can be quite helpful in trying to pin down the location of pathologic processes that may be restricted by anatomic boundaries e. The x-ray shows a subtle concave appearance of the lower sternum. A few basic sounds to listen for: Adventitious breath sounds: In conjunction with percussion, auscultation helps to evaluate the surrounding pulmonary parenchyma and pleural space.