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09QB Mastoid Sinus, Right
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09QB0 Open
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09QB0Z No Device
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09QB0ZZRepair Right Mastoid Sinus, Open Approach
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09QB3 Percutaneous
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09QB3Z No Device
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09QB3ZZRepair Right Mastoid Sinus, Percutaneous Approach
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09QB4 Percutaneous Endoscopic
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09QB4Z No Device
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09QB4ZZRepair Right Mastoid Sinus, Percutaneous Endoscopic Approach
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09QB7 Via Natural or Artificial Opening
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09QB7Z No Device
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09QB8 Via Natural or Artificial Opening Endoscopic
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09QB8Z No Device
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09QB8ZZRepair Right Mastoid Sinus, Via Natural or Artificial Opening Endoscopic
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09QBX External
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09QBXZ No Device
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