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09CT Frontal Sinus, Left
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09CT0 Open
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09CT0Z No Device
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09CT0ZZExtirpation of Matter from Left Frontal Sinus, Open Approach
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09CT3 Percutaneous
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09CT3Z No Device
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09CT3ZZExtirpation of Matter from Left Frontal Sinus, Percutaneous Approach
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09CT4 Percutaneous Endoscopic
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09CT4Z No Device
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09CT4ZZExtirpation of Matter from Left Frontal Sinus, Percutaneous Endoscopic Approach
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09CT7 Via Natural or Artificial Opening
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09CT7Z No Device
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09CT8 Via Natural or Artificial Opening Endoscopic
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09CT8Z No Device
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09CT8ZZExtirpation of Matter from Left Frontal Sinus, Via Natural or Artificial Opening Endoscopic
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09CTX External
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09CTXZ No Device
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