Recurrent carpal tunnel syndrome has been shown to occur in up to 19%
of patients. Common causes include incomplete release of the transvers
e carpal ligament, fibrous proliferation, and recurrent tenosynovitis.
The prognosis for repeat CTS is fair (poorer than initial release). F
or a painful scar with adhesions to the median nerve, numerous reconst
ructive procedures can be considered, including epineurolysis, local m
uscle grafts, fat grafts, and vein-wrapping procedures.