Inj long flexor musc/fasc/tend l thm at wrs/hnd lv, sequela

This code signifies a long-term consequence or complication resulting from a previous injury to the long flexor muscle, fascia, or tendon of the left thumb. The injury specifically occurred at the wrist or hand level, and the patient is now experiencing a residual effect from that initial trauma. This could include chronic pain, stiffness, weakness, or limited range of motion directly attributable to the original injury.

Apply this code when documenting a patient presenting with ongoing symptoms or conditions directly related to a past injury of the left thumb's long flexor structures at the wrist/hand. This is appropriate for follow-up visits where the primary focus is managing the chronic sequelae, rather than an acute injury. Examples include persistent tenosynovitis, scar tissue formation, or nerve entrapment secondary to the original trauma.

• Ensure documentation clearly links the current condition to a previously sustained injury of the left thumb's long flexor.
• Do not use for acute injuries; this code is specifically for the long-term effects (sequela).
• Consider additional codes for specific manifestations of the sequela, such as chronic pain (G89.29) or specific functional limitations, if applicable.