Primary blast injury of lung, unilateral, subs encntr

This code signifies lung damage resulting from the direct impact of a blast wave, affecting only one lung. It specifically applies to follow-up care for such an injury, indicating that the initial treatment has already been rendered.

Utilize this code for subsequent visits related to the ongoing management, healing, or complications of a unilateral primary blast injury to the lung. This includes scenarios like follow-up imaging, pulmonary function tests, or medication adjustments after the initial acute phase.

• Ensure documentation clearly specifies "primary blast injury" and "unilateral" lung involvement.
• Confirm the encounter is for follow-up care, not the initial treatment.
• Distinguish from secondary or tertiary blast injuries, which have different code assignments.