Open bite of unsp front wall of thrx w penet thor cav, sqla

This code signifies a past injury to the front of the chest, specifically an open bite wound that was severe enough to breach the thoracic cavity. It indicates that the patient is now experiencing a long-term complication or residual effect directly attributable to this previous penetrating bite injury.

Apply this code when documenting a sequela (late effect) of an old, open bite wound to the anterior chest wall that penetrated the chest cavity. This would be used for conditions like chronic pain, scarring with functional impairment, or persistent respiratory issues directly resulting from the original injury, after the acute phase has passed.

• Always use this code as a secondary diagnosis, following a code for the specific sequela being treated.
• Ensure documentation clearly links the current condition to the historical penetrating bite injury of the anterior thorax.
• Verify the bite was "open" and "penetrating into the thoracic cavity" and that the "front wall" was involved.