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91 Unspecified fracture of skull
- S02.92 Unspecified fracture of facial bones
S03 Dislocation and sprain of joints and ligaments of head
- Includes: avulsion of joint (capsule) or ligament of head
- laceration of cartilage, joint (capsule) or ligament of head
- sprain of cartilage, joint (capsule) or ligament of head
- traumatic hemarthrosis of joint or ligament of head
- traumatic rupture of joint or ligament of head
- traumatic subluxation of joint or ligament of head
- traumatic tear of joint or ligament of head
- Code also: any associated open wound
- Excludes2: Strain of muscle or tendon of head (S09.1)
- The appropriate 7th character is to be added to each code from category S03
- A initial encounter
- D subsequent encounter
- S sequela
- S03.0 Dislocation of jaw
- Dislocation of jaw (cartilage) (meniscus)
- Dislocation of mandible
- Dislocation of temporomandibular (joint)
- S03.1 Dislocation of septal cartilage of nose
- S03.2 Dislocation of tooth
- S03.4 Sprain of jaw
- Sprain of temporomandibular (joint) (ligament)
- S03.8 Sprain of joints and ligaments of other parts of head
- S03.9 Sprain of joints and ligaments of unspecified parts of head
S04 Injury of cranial nerve
- The selection of side should be based on the side of the body being affected
- Codes first any associated intracranial injury (S06.-)
- Code also any associated:
- open wound of head (S01.-)
- skull fracture (S02.-)
- The appropriate 7th character is to be added to each code from category S04
- A initial encounter
- D subsequent encounter
- S sequela
- S04.0 Injury of optic nerve and pathways
- Use additional code to identify any visual field defect or blindness (H53.4-, H54)
- S04.01 Injury of optic nerve
- Injury of 2nd cranial nerve
- S04.011 Injury of optic nerve, right eye
- S04.012 Injury of optic nerve, left eye
- S04.019 Injury of optic nerve, unspecified eye
- Injury of optic nerve NOS
- S04.
