Table 1

Indication, acquisition, interpretation, and management (I-AIM)

IndicationHypotensive trauma patientRe-evaluation of trauma patientAbdominal pain following hip arthroscopyPatient who is critically ill in PACU
AcquisitionEvaluate all four views of the FAST examEvaluate Morison's pouch and other views of the FAST examEvaluate Morison's pouch, splenorenal interface, and pelvis viewsEvaluate all four views of the FAST exam, and consider cardiac, lung, IVC, and aorta views
InterpretationEvidence of free fluid on at least one abdominal viewEvidence of free fluid on at least one viewEvidence of free fluid on at least one view, suggestive of intra-abdominal fluid extravasationEvidence of free fluid
ManagementProceed to the operating room for laparotomyConsider additional imaging if the patient is stable, or proceed directly to the operating room for laparotomyConsider inpatient management for intra-abdominal fluid extravasationConsider returning to the operating room for surgical exploration
  • FAST, focused assessment with sonography in trauma; IVC, inferior vena cava.