title: Periotoneal fluid in necrotizing enterocolitis: a radiologic sign of clinical deterioration.
mesh_terms: D001201:Ascites / Q000209:etiology*; D001202:Ascitic Fluid; D003106:Colon / Q000601:surgery; D003949:Diagnostic Techniques, Surgical; D004761:Enterocolitis, Pseudomembranous / Q000150:complications* / Q000601:surgery / Q000628:therapy; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases; D007235:Infant, Premature, Diseases; D007416:Intestinal Perforation / Q000209:etiology; D008297:Male; D009336:Necrosis; D010538:Peritonitis / Q000209:etiology; D011027:Pneumoperitoneum / Q000209:etiology*