A52.17

What This Code Means

General paresis is a late-stage complication of untreated syphilis where the bacteria damages the brain and spinal cord, causing progressive mental decline, personality changes, and neurological symptoms. This condition, also known as neurosyphilis, can lead to dementia, paralysis, and severe psychiatric symptoms if left untreated.

Coding Tips

• •A52.17 is a component of neurosyphilis; verify documentation confirms CNS involvement and stage of syphilis to ensure accurate coding
• •This code should be paired with documentation of the underlying syphilis infection and any associated psychiatric or neurological manifestations for complete clinical picture