Normal Caecum Size on Radiography and CT: <9 cm
The normal caecum measures less than 9 cm in anteroposterior diameter on radiography and CT; exceeding this threshold indicates clinically significant distension.
Colon
5 entries
C
Normal Colon Diameter Size on Radiography and CT
Normal colonic diameter is less than 6 cm on radiography and CT; values above this threshold indicate significant dilation requiring prompt evaluation.
Normal Colon Wall Thickness on Ultrasound and CT
Normal colon wall thickness measures less than 3–5 mm on CT and ultrasound; values above this threshold suggest pathology requiring further evaluation.
P
Normal Presacral Space Size on Barium Enema in Children
Normal presacral space measures less than 5 mm on barium enema in children aged 0–15 years; enlargement may indicate inflammatory or neoplastic pathology.
R
Normal Rectosigmoid Index Size on Barium Enema
Learn the normal rectosigmoid index on barium enema, its measurement technique, and clinical role in diagnosing Hirschsprung's disease.
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