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 Indian J Med Microbiol  
 

Fig. 10. Transverse CT scan obtained with oral contrast material and with 5-mm collimation in a 13 year old child with acute appendicitis demonstrates the arrow head sign consisting of a triangle-shaped contrast collection between the thickened cecal apical walls. Surgical exploration revealed perforated appendicitis.

Fig. 10. Transverse CT scan obtained with oral contrast
material and with 5-mm collimation in a 13 year old child
with acute appendicitis demonstrates the arrow head sign
consisting of a triangle-shaped contrast collection between
the thickened cecal apical walls. Surgical exploration
revealed perforated appendicitis.