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099U Ethmoid Sinus, Right
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099U0 Open
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099U3 Percutaneous
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099U4 Percutaneous Endoscopic
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099U7 Via Natural or Artificial Opening
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099U8 Via Natural or Artificial Opening Endoscopic
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099U80 Drainage Device
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099U80ZDrainage of Right Ethmoid Sinus with Drainage Device, Via Natural or Artificial Opening Endoscopic
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099U8Z No Device
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099UX External
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099UX0 Drainage Device
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099UXZ No Device
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