tci General Surgery Coding Alert - 2006 Issue 6
Rely on 'Rule of Nines' to Determine Burn Percentages
Infants require different figuresTo assign the required fourth and fifth digits for diagnosis category 948.xx, you must apply the -rule of nines- set forth in ICD-9.The rule of nines divides the body into nine general areas and assigns a percentage value to each:- The head and neck, the right arm, and the left arm each equal 9 percent.- The back trunk, front trunk, left leg and right leg each equal 18 percent (the front and back trunk are divided into upper and lower segments, and each leg is divided into back and front segments, each equaling...
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