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09N8 Tympanic Membrane, Left
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09N80 Open
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09N80Z No Device
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09N80ZZRelease Left Tympanic Membrane, Open Approach
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09N83 Percutaneous
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09N83Z No Device
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09N83ZZRelease Left Tympanic Membrane, Percutaneous Approach
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09N84 Percutaneous Endoscopic
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09N84Z No Device
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09N84ZZRelease Left Tympanic Membrane, Percutaneous Endoscopic Approach
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09N87 Via Natural or Artificial Opening
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09N87Z No Device
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09N87ZZRelease Left Tympanic Membrane, Via Natural or Artificial Opening
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09N88 Via Natural or Artificial Opening Endoscopic
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09N88Z No Device
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09N88ZZRelease Left Tympanic Membrane, Via Natural or Artificial Opening Endoscopic
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09N8X External
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09N8XZ No Device
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