AHA Coding Clinic® for ICD-9 - 1992 Fourth Quarter; New/Revised Codes

Atherosclerotic Peripheral Vascular Disease

Subcategory 440.2, Atherosclerosis of arteries of the extremities, has been expanded. The new fifth digits differentiate the type of atherosclerosis in the following manner: 440 Atherosclerosis 440.2 Of arteries of the extremities 440.20 unspecified 440.21 with intermittent claudication 440.22 with rest pain Other modifications made to improve data collection include an exclusion to code 443.9, Peripheral vascular disease, unspecified, for peripheral vascular disease due to atherosclerosis and appropriate index changes directing coders to the correct code for the various types of peripheral vascular disease. Vague diagnoses such as "peripheral vascular disease" or "intermittent...

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