<prompt> According to Rule of 9 of Wallace for an adult multiple-Burns patient, Percentage of burns in perineum is considered to be __ of Body Surface Area :15914  <response>: Ans- A According to rule of nine 1. Each upper limb is 9 2. Each lower limb is 18 3. Torso is 18 each side 4. Head and neck 9 5. Perineum 1 Note -Patients whole hand is 1 TBSA and is useful guide in small burn. 