Penetration of the pericardium by an epigastric stab wound was diagnosed by a sinogram which was useful in management of the case. It is concluded that the technique should be used routinely for stab wounds of the epigastrium.
Hyatt DF, Gordon LA. Abdominal Stab Wound Sinogram Demonstrating Pericardial Penetration. Arch Surg. 1972;104(3):340-341. doi:10.1001/archsurg.1972.04180030086020