ICD-10-CM > S00-T88 > T51-T65 > T65 > T65.5 > T65.5X > T65.5X2 T65.5X2 Toxic effect of nitroglycerin and other nitric acids and esters, intentional self-harm Non-Billable/Non-Specific Codes T65.5X2A..., initial encounterT65.5X2D..., subsequent encounterT65.5X2S..., sequela