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Disease staging: CliniCal anD CoDeD Criteria - HCUP

Disease staging: CliniCal anD CoDeD Criteria - HCUP

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Clinical <strong>Criteria</strong> with Description, Diagnostic Findings and ICD-9-CM codes<br />

DXCat Number: EYE15<br />

MultiStage: No<br />

DXCat Label: Hypovitaminosis A Specificity: A<br />

Etiology: Nutritional<br />

Stage Description Diagnostic findings ICD-9-CM Codes<br />

1.01 Conjunctival xerosis Conjunctival xerosis<br />

DX 2640-2641, 2645, 2647-2649;<br />

OR Bitot’s spots on conjunctiva [slit lamp exam report]<br />

OR night blindness<br />

AND vitamin A level ≤ 10 ug/dl [chemistry report]<br />

1.02 Corneal xerosis Haziness of inferior cornea<br />

OR keratinized corneal plaques [slit lamp exam report]<br />

OR white opacities in peripheral retina [ophthalmoscopy report]<br />

AND vitamin A level ≤ 10 ug/dl [chemistry report]<br />

2.01 Corneal ulceration Stage 1.01-1.02<br />

AND thinning of cornea [slit lamp examination report]<br />

References:<br />

Bloch RS. Gastrointestinal and nutritional diseases. In: Duane TD, Jaeger EA, eds. Clinical Ophthalmology. Philadelphia, PA: Harper & Row; 1982:(3)30.<br />

DX 2642, 2644, 2646;<br />

DX 2643;<br />

Thursday, January 07, 2010 9:21:36 AM<br />

©2010 Thomson Reuters. All rights reserved.

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