Table 2.

Clinical reasoning for continuing treatment in patients without pneumatosis on AUS

US Findings	Clinical Reasoning for NEC Treatment
Pneumatosis Absent	• Persistent abdominal distension with increasing pressor requirements
	• Persistent bloody stools
	• Persistent abdominal distension with episodes of bradycardia and desaturation
	• Clinical deterioration with respiratory distress requiring intubation
	• Persistent abdominal distension with metabolic acidosis
	• Clinical deterioration requiring intubation and persistent thrombocytopenia
Equivocal	• Clinical deterioration requiring intubation