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Imaging recommendation · Chest

Elevated hemidiaphragm, suspected paralysis

Recommended: Fluoroscopic sniff test (or Diaphragm Ultrasound) is the preferred imaging study for elevated hemidiaphragm, suspected paralysis. Paradoxical motion confirms paralysis.

Recommended study

Fluoroscopic sniff test (or Diaphragm Ultrasound)

XR No contrast Preferred Chest Outpatient Reviewed

Paradoxical motion confirms paralysis. US measures thickening fraction.

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