The superior mesenteric artery angle in diagnosis of nutcracker syndrome: a systematic review and meta-analysis.
Yong QinLu TianXia ChenYuhao WangPublished in: Abdominal radiology (New York) (2024)
This study explored the diagnostic efficacy of the cut-off value of the SMA angle by meta-analysis. According to the high SPE and SEN results, SMA angles less than 41° have good efficacy in facilitating NCS diagnosis.