S24.4
Injury of thoracic sympathetic nervous system
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 14 never code together
S20-S29block
Excludes2
- burns and corrosions (T20-T32)T20-T32
- effects of foreign body in bronchus (T17.5)T17.5
- effects of foreign body in esophagus (T18.1)T18.1
- effects of foreign body in lung (T17.8)T17.8
- effects of foreign body in trachea (T17.4)T17.4
- frostbite (T33-T34)T33-T34
- injuries of axilla
- injuries of clavicle
- injuries of scapular region
- injuries of shoulder
- insect bite or sting, venomous (T63.4)T63.4
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 17
S24code
Notes
S24.4code
Inclusion terms
- Injury of cardiac plexus
- Injury of esophageal plexus
- Injury of pulmonary plexus
- Injury of stellate ganglion
- Injury of thoracic sympathetic ganglion
S20-S29block
Includes
- injuries of breast
- injuries of chest (wall)
- injuries of interscapular area
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.-
Alongside this code 6 same parent — S24
S24.0 Concussion and edema of thoracic spinal cord category S24.1 Other and unspecified injuries of thoracic spinal cord category S24.2 Injury of nerve root of thoracic spine category S24.3 Injury of peripheral nerves of thorax category S24.8 Injury of other specified nerves of thorax category S24.9 Injury of unspecified nerve of thorax category
Medications 5
1336 Nervous System Diseases drugs 131 Nervous System Neoplasms drugs 31 Trauma, Nervous System drugs 12 Nervous System Malformations drugs 693 Central Nervous System Diseases drugs
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.