"Focused assessment with sonography for trauma"
Prioritize: Do primary survey of ATLS first (ABCDE)<unk>  follows ABCDE to assess “C” looking for free fluid
Sensitivity of 42% and specificity of ≥98%
As little as 100 mL of free fluid can be seen, though >500 mL is needed for the common user
If blunt trauma start with RUQ view first
In penetrating start with cardiac views first to rule out tamponade
Serial<unk> s extremely helpful
FAST exam
Acute abdominal series
Anoscopy
Theraputic peritoneal lavage
Bladder lavage
Escharotomy
Diagnostic peritoneal lavage
NEXUS Chest CT Rule