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09TV Ethmoid Sinus, Left
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09TV0 Open
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09TV0Z No Device
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09TV0ZZResection of Left Ethmoid Sinus, Open Approach
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09TV4 Percutaneous Endoscopic
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09TV4Z No Device
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09TV4ZZResection of Left Ethmoid Sinus, Percutaneous Endoscopic Approach
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09TV7 Via Natural or Artificial Opening
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09TV7Z No Device
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09TV8 Via Natural or Artificial Opening Endoscopic
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09TV8Z No Device
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09TV8ZZResection of Left Ethmoid Sinus, Via Natural or Artificial Opening Endoscopic
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09TVX External
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09TVXZ No Device
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