What causes dry taps with obvious effusions in shoulder arthrocentesis?

Updated: Nov 27, 2018
  • Author: Stephen Kishner, MD, MHA; Chief Editor: Erik D Schraga, MD  more...
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Answer

Dry taps with obvious effusions may be caused by the following:

  • Rice bodies (infarcted pieces of synovium) in the needle lumen
  • Poor technique
  • High-viscosity synovial fluid

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