FIGURE 96.3 Neonatal blood pressure norms based on birth weight A: Systolic blood pressure norms B: Diastolic blood pressure norms (Reprinted with permission by Springer, from Zubrow AB, Hulman S, Kushner H, et al Determinants of blood pressure in infants admitted to neonatal intensive care units: a prospective multicenter study J Perinatol 1995;15(6):470–479; permission conveyed through Copyright Clearance Center, Inc.) Hypotension in a neonate can result from volume depletion, hemorrhage, sepsis, or cardiac failure Detecting hypotension in the preterm or SGA infant can be challenging, as noninvasive monitoring can routinely overestimate blood pressure values It is imperative to treat hypotension aggressively to prevent end-