G97.1 ICD-10-CA code: Other reaction to spinal and lumbar puncture
G97.1 is the ICD-10-CA code for “Other reaction to spinal and lumbar puncture” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
G97.1Other reaction to spinal and lumbar puncture
Short description: Oth reaction to spinal & lumbar puncture
ICD-10-CA · Canada · Also written G971
Index terms
Entries in CIHI’s alphabetical index that lead to G97.1. Searching the index by the condition the note names is how coders reach this code.
- Headache, lumbar puncture
- Reaction, lumbar puncture
- Reaction, spinal puncture
- Headache, postspinal puncture
- Reaction, fluid loss, cerebrospinal
- Syncope, due to spinal (lumbar) puncture
- Headache, spinal fluid loss (from puncture)
- Complication, complications (from) (of), lumbar puncture
- Complication, complications (from) (of), puncture, spinal
- Complication, complications (from) (of), spinal, puncture or tap
- Complication, complications (from) (of), lumbar puncture, headache or reaction
- Complication, complications (from) (of), puncture, spinal, headache or reaction
- Complication, complications (from) (of), spinal, puncture or tap, headache or reaction
Notes for G97.1
As CIHI prints them, with any note G97.1 takes from the headings above it.
Use additional code
Add a code for this detail when the note documents it.
- Use additional code to identify specific reaction.
Excludes
Conditions classified elsewhere.
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 6: Diseases of the nervous system (G00-G99)
Where G97.1 sits
- 1ChapterChapter 6: Diseases of the nervous system (G00-G99)
- 2Block G90-G99Other disorders of the nervous system
- 3Category G97Postprocedural disorders of nervous system, not elsewhere classified
- 4Valid code G97.1Other reaction to spinal and lumbar puncture
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does ICD-10-CA code G97.1 mean?
G97.1 is the ICD-10-CA code for “Other reaction to spinal and lumbar puncture” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is G97.1 in ICD-10-CA?
G97.1 sits under G97 Postprocedural disorders of nervous system, not elsewhere classified, within G90-G99 Other disorders of the nervous system, within Chapter 6: Diseases of the nervous system (G00-G99).
What coding notes apply to G97.1?
ICD-10-CA lists Use additional code, Excludes notes for G97.1, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.