Listing 11.18 · Neurological disorders
Traumatic brain injury
To be approved under this listing, a claim must meet any one of the criteria below — and the medical records have to prove it.
- A
Disorganization of motor function in two extremities for ≥3 months post-injury.
In plain terms: After a traumatic brain injury, do you have severe motor problems in two limbs that have lasted at least 3 months?
Evidence required:MRICT scanTreating physician report - B
Marked limitation in physical AND one mental area, lasting ≥3 months post-injury.
In plain terms: After the TBI, have you had significant problems with both physical functioning and mental functioning — memory, attention, or mood — lasting at least 3 months?
Evidence required:RFC (residual functional capacity) assessmentMental status exam
Estimate the odds
Historical approval rates for a claim like this — by state, age, and stage.
Approval odds by condition
How claims for this body system fare through the process.
Other neurological disorders listings
Source: SSA Listing of Impairments (Blue Book), 20 CFR Part 404, Subpart P, Appendix 1 · Updated 2026-06-18. Criteria paraphrased for readability; see the official SSA text linked above. Not legal or medical advice — whether a specific medical record meets Listing 11.18 is an individualized judgment SSA makes on the evidence.