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099R Maxillary Sinus, Left
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099R0 Open
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099R3 Percutaneous
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099R4 Percutaneous Endoscopic
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099R7 Via Natural or Artificial Opening
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099R70 Drainage Device
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099R70ZDrainage of Left Maxillary Sinus with Drainage Device, Via Natural or Artificial Opening
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099R7Z No Device
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099R8 Via Natural or Artificial Opening Endoscopic
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099R80 Drainage Device
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099R80ZDrainage of Left Maxillary Sinus with Drainage Device, Via Natural or Artificial Opening Endoscopic
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099R8Z No Device
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099RX External
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099RX0 Drainage Device
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099RXZ No Device
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