Fluid replacement in peds

Perioperative fluid replacement for children and infants is a complex and somewhat controversial topic. Traditionally, the first step in determining the hourly fluid requirements for a child described by Holliday and Segar and coined as the “4/2/1” rule: For children < 10 kg their hourly fluid needs are body weight (kg) x 4. For children 10-20 kg, their hourly fluid needs are 40 ml + (BW – 10 kg) x 2. [More…]