The 4th character refers to the body part or body region.
Division
Cutting into a body part, without draining fluids and/or gases from the body part, in order to separate or transect a body part
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0N8G - Ethmoid Bone, Left
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0N8F - Ethmoid Bone, Right
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0N81 - Frontal Bone
Includes:
- Zygomatic process of frontal bone
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0N8X - Hyoid Bone
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0N8J - Lacrimal Bone, Left
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0N8H - Lacrimal Bone, Right
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0N8V - Mandible, Left
Includes:
- Alveolar process of mandible
- Condyloid process
- Mandibular notch
- Mental foramen
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0N8T - Mandible, Right
Includes:
- Alveolar process of mandible
- Condyloid process
- Mandibular notch
- Mental foramen
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0N8R - Maxilla
Includes:
- Alveolar process of maxilla
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0N8B - Nasal Bone
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0N87 - Occipital Bone
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0N8Q - Orbit, Left
Includes:
- Bony orbit
- Orbital portion of ethmoid bone
- Orbital portion of frontal bone
- Orbital portion of lacrimal bone
- Orbital portion of maxilla
- Orbital portion of palatine bone
- Orbital portion of sphenoid bone
- Orbital portion of zygomatic bone
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0N8P - Orbit, Right
Includes:
- Bony orbit
- Orbital portion of ethmoid bone
- Orbital portion of frontal bone
- Orbital portion of lacrimal bone
- Orbital portion of maxilla
- Orbital portion of palatine bone
- Orbital portion of sphenoid bone
- Orbital portion of zygomatic bone
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0N8L - Palatine Bone, Left
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0N8K - Palatine Bone, Right
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0N84 - Parietal Bone, Left
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0N83 - Parietal Bone, Right
-
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0N8C - Sphenoid Bone
Includes:
- Greater wing
- Lesser wing
- Optic foramen
- Pterygoid process
- Sella turcica
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0N86 - Temporal Bone, Left
Includes:
- Mastoid process
- Petrous part of temoporal bone
- Tympanic part of temoporal bone
- Zygomatic process of temporal bone
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0N85 - Temporal Bone, Right
Includes:
- Mastoid process
- Petrous part of temoporal bone
- Tympanic part of temoporal bone
- Zygomatic process of temporal bone
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0N8N - Zygomatic Bone, Left
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0N8M - Zygomatic Bone, Right