S46.39 - Other injury of muscle, fascia and tendon of triceps S46.3 - Injury of muscle, fascia and tendon of triceps S46.39 - Other injury of muscle, fascia and tendon of triceps S46.391 - Other injury of muscle, fascia and tendon of triceps, right arm S46.392 - Other injury of muscle, fascia and tendon of triceps, left arm S46.399 - Other injury of muscle, fascia and tendon of triceps, unspecified arm