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0NSG Ethmoid Bone, Left
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0NSG0 Open
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0NSG3 Percutaneous
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0NSG4 Percutaneous Endoscopic
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0NSGX External
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0NSGX4 Internal Fixation Device
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0NSGX5 External Fixation Device
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0NSGXZ No Device
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0NSGXZZReposition Left Ethmoid Bone, External Approach
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