AHA Coding Clinic® for ICD-9 - 2006 Issue 2; Ask the Editor

Late Effect of Parasitic Worm Invasion of Brain

This patient presented with a personal history of parasitic (worm) invasion of brain. This was obtained from eating uncooked pork when he lived in Mexico. The worm is dead but he is suffering from the after effect, severe headaches. How should this encounter be coded? ...

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