What is the primary diagnosis code for the toe wound case described in the record?

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When coding a toe wound with cellulitis, you must specify the exact location of the cellulitis. The most precise code identifies both the condition (acute cellulitis) and the specific site (left great toe). This level of specificity improves accuracy for treatment, prognosis, and billing. The code for acute cellulitis of the left great toe (L03.032) directly conveys the exact toe involved and that the cellulitis is acute, making it the best choice for a toe wound with infection. More general codes like cellulitis of an unspecified site or codes for abscess or impetigo do not capture the precise location or the actual condition described, so they are less appropriate in this scenario.