Surgery General 44fe3598 The four points of probe placement in Focused Abdominal Sonogram for trauma (FAST) in blunt thoraco-abdominal trauma are - A Epigastrium, (R) hypochondrium, (L) Lower chest, hypogastrium B Epigastrium, (R) and (L) Hypochondria, (R) Iliac fossa C Epigastrium, (R) and (L) Lumbar regions, hypogastrium D Hypogastrium, (R) and (L) Lumbar regions, (R) lower chest High-Yield Explanation No explanation provided.