Drainage
- 0N90 - Skull
- 0N91 - Frontal Bone
- 0N93 - Parietal Bone, Right
- 0N94 - Parietal Bone, Left
- 0N95 - Temporal Bone, Right
- 0N96 - Temporal Bone, Left
- 0N97 - Occipital Bone
- 0N9B - Nasal Bone
- 0N9C - Sphenoid Bone
- 0N9F - Ethmoid Bone, Right
- 0N9G - Ethmoid Bone, Left
- 0N9H - Lacrimal Bone, Right
- 0N9J - Lacrimal Bone, Left
- 0N9K - Palatine Bone, Right
- 0N9L - Palatine Bone, Left
- 0N9M - Zygomatic Bone, Right
- 0N9N - Zygomatic Bone, Left
- 0N9P - Orbit, Right
- 0N9Q - Orbit, Left
- 0N9R - Maxilla
- 0N9T - Mandible, Right
- 0N9V - Mandible, Left
- 0N9X - Hyoid Bone