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  Indian J Med Microbiol
 

Figure 11: Posterior acoustic shadowing: secondary reflections at gas/tissue interface within this dilated bowel loop producing low-level echoes within the shadow deep to the gas, accounting for the “dirty” appearance (*)

Figure 11: Posterior acoustic shadowing: secondary reflections at gas/tissue interface within this dilated bowel loop producing low-level echoes within the shadow deep to the gas, accounting for the “dirty” appearance (*)