Index to Diseases and Injuries
Coma
Index code:R40.20
- with
- motor response (none) R40.231
- abnormal R40.233
- abnormal extensor posturing to pain or noxious stimuli (< 2 years of age) R40.232
- abnormal flexure posturing to pain or noxious stimuli (0-5 years of age) R40.233
- extension R40.232
- extensor posturing to pain or noxious stimuli (2-5 years of age) R40.232
- flexion/decorticate posturing (< 2 years of age) R40.233
- flexion withdrawal R40.234
- localizes pain (2-5 years of age) R40.235
- normal or spontaneous movement (< 2 years of age) R40.236
- obeys commands (2-5 years of age) R40.236
- score of
- 1 R40.231
- 2 R40.232
- 3 R40.233
- 4 R40.234
- 5 R40.235
- 6 R40.236
- withdraws from pain or noxious stimuli (0-5 years of age) R40.234
- withdraws to touch (< 2 years of age) R40.235
- opening of eyes (never) R40.211
- in response to
- pain R40.212
- sound R40.213
- score of
- 1 R40.211
- 2 R40.212
- 3 R40.213
- 4 R40.214
- spontaneous R40.214
- verbal response (none) R40.221
- confused conversation R40.224
- cooing or babbling or crying appropriately (< 2 years of age) R40.225
- inappropriate crying or screaming (< 2 years of age) R40.223
- inappropriate words R40.223
- inappropriate words (2-5 years of age) R40.224
- incomprehensible sounds (2-5 years of age) R40.222
- incomprehensible words R40.222
- irritable cries (< 2 years of age) R40.224
- moans/grunts to pain; restless (<2 years old) R40.222
- oriented R40.225
- score of
- 1 R40.221
- 2 R40.222
- 3 R40.223
- 4 R40.224
- 5 R40.225
- screaming (2-5 years of age) R40.223
- uses appropriate words (2- 5 years of age) R40.225
- eclamptic — see Eclampsia
- epileptic — see Epilepsy
- Glasgow, scale score — see Glasgow coma scale
- hepatic — see Failure, hepatic, by type, with coma
- hyperglycemic (diabetic) — see Diabetes, by type, with hyperosmolarity, with coma
- hyperosmolar (diabetic) — see Diabetes, by type, with hyperosmolarity, with coma
- hypoglycemic (diabetic) — see Diabetes, by type, with hypoglycemia, with coma
- nondiabetic E15
- in diabetes — see Diabetes, coma
- insulin-induced — see Coma, hypoglycemic
- ketoacidotic (diabetic) — see Diabetes, by type, with ketoacidosis, with coma
- myxedematous E03.5
- newborn P91.5
- nontraumatic, due to underlying condition R40.2A
- persistent vegetative state R40.3
- secondary R40.2A
- specified NEC, without documented Glasgow coma scale score, or with partial Glasgow coma scale score reported R40.244
Use the index to find a code, then confirm it in the Tabular List before assigning it. A code ending in a dash is incomplete, and a code in [brackets] is a manifestation code reported after the underlying condition. Search the whole index.
Frequently asked questions
What is the ICD-10-CM code for Coma?
The ICD-10-CM Alphabetic Index directs "Coma" to R40.20. Subterms below it may lead to a more specific code. Always confirm the code in the Tabular List before assigning it.
ICD-10-CM Index to Diseases and Injuries maintained by CDC/NCHS (public domain), from the CMS FY2027 release.