The patient lies on his right side, leaning forward about one-quarter of a turn with hips and legs elevated on pillows. The top leg may be flexed over a pillow for support and comfort.
The caregiver percusses and vibrates over the uppermost portion of the lower part of the left ribs, as shown in the shaded area. This should then be repeated on the opposite side, with percussion and vibration over the uppermost portion of the right side of the lower ribs.
