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Table 4 Diagnostic imaging criteria for gastric lactobezoar

From: Gastric lactobezoar - a rare disorder?

Method Diagnostic criteria
Ultrasound free-floating intra-gastric mass, moves with patient positioning, intra-bezoaric echogenic air trapping
Plain X-ray intra-gastric rounded mass only visible when surrounded by sufficient air or fluid, calcifications may be visible
Air-/fluid contrast opaque contrast medium intra-gastric rounded mass large circular filling defect with mottled surface
X-ray video-imaging mass moves with patient positioning