coffee bean? sign. This has also been observed in abdominal X-rays and is highly suggestive of sigmoid volvulus []. The diagnostic accuracy of plain X-rays ranges from 30 to 90%, depending on the experience of the interpreting physician []. When an X-ray is equivocal, contrast enema or...
Abdominal X-ray with a typical ‘coffee bean’ sign (yellow arrow). The central left of the coffee bean is shown by the white arrow. There is also... N Katsikogiannis,N Machairiotis,P Zarogoulidis,... - 《Case Reports in Gastroenterology》 被引量: 25发表: 2012年 ...