Strain long flexor musc/fasc/tend r thm at wrs/hnd lv, init

This code signifies an injury to the long flexor muscle, its surrounding fascia, and its tendon in the right thumb, specifically occurring at the wrist or hand level. This type of injury involves overstretching or tearing of these soft tissues, often resulting in pain, swelling, and limited thumb movement.

Apply this code when documenting an acute strain of the right thumb's long flexor apparatus, such as from sudden forceful gripping, repetitive motion, or direct trauma. It is appropriate for the initial assessment and treatment of such an injury.

• Ensure documentation specifies the right thumb and the location of the strain at the wrist or hand level.
• Confirm the encounter is the initial one for this specific injury.
• Differentiate from sprains (ligamentous injury) or other types of muscle/tendon injuries.