lateral crus of the superficial inguinal ring

lat·er·al crus of the su·per·fi·cial in·gui·nal ring

[TA] portion of the external oblique aponeurosis that passes lateral to the superficial inguinal ring blending into the inguinal ligament and forming the lateral boundary of the ring. Synonym(s): crus laterale anuli inguinalis superficialis [TA]