S06.826
Injury of left internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 12 never code together
S00-S09block
Excludes2
- burns and corrosions (T20-T32)T20-T32
- effects of foreign body in ear (T16)T16
- effects of foreign body in larynx (T17.3)T17.3
- effects of foreign body in mouth NOS (T18.0)T18.0
- effects of foreign body in nose (T17.0-T17.1)T17.0-T17.1
- effects of foreign body in pharynx (T17.2)T17.2
- effects of foreign body on external eye (T15.-)T15.-
- frostbite (T33-T34)T33-T34
- insect bite or sting, venomous (T63.4)T63.4
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
7th character 3
A initial encounter
D subsequent encounter
S sequela
Instructional notes 22
S06code
Notes
- 7th characters D and S do not apply to codes in category S06 with 6th character 7 - death due to brain injury prior to regaining consciousness, or 8 - death due to other cause prior to regaining consciousness.S06
Includes
- traumatic brain injury
Use additional code
- code, if applicable, to identify mild neurocognitive disorders due to known physiological condition (F06.7-)F06.7-
S00-S09block
Includes
- injuries of ear
- injuries of eye
- injuries of face [any part]
- injuries of gum
- injuries of jaw
- injuries of oral cavity
- injuries of palate
- injuries of periocular area
- injuries of scalp
- injuries of temporomandibular joint area
- injuries of tongue
- injuries of tooth
Code also
- for any associated infection
S00-T88chapter
Notes
- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
- The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Use additional code
- code to identify any retained foreign body, if applicable (Z18.-)Z18.-
Index entries leading here 1
Alongside this code 10 same parent — S06.82
S06.820 Injury of l int carotid, intcr w/o loss of consciousness category S06.821 Injury of l int carotid, intcr w LOC of 30 minutes or less category S06.822 Injury of l int carotid, intcr w LOC of 31-59 min category S06.823 Injury of l int carotid, intcr w LOC of 1-5 hrs 59 min category S06.824 Injury of l int carotid, intcr w LOC of 6 hours to 24 hours category S06.825 Injury of l int carotid, intcr w LOC >24 hr w ret consc lev category S06.827 Inj l int crtd, intcr w LOC w death d/t brain inj bf consc category S06.828 Inj l int crtd, intcr w LOC w death d/t oth cause bf consc category S06.82A Inj l int carotid, intcrn portion, NEC LOC status unknown category S06.829 Injury of l int carotid, intcr w LOC of unsp duration category
Subordinate codes 3
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.