calyceal fornix

calyceal fornix

the inner border of a renal calyx where it touches a papilla or papillae.
References in periodicals archive ?
Peri-pelvic urine extravasation usually results from a rupture of the calyceal fornix secondary to high intra-pelvic pressures.
9) The suggested mechanism for the urine extravasation includes rupture of the calyceal fornix secondary to rapidly increasing intrapelvic pressures, with extravasated urine being re-absorbed by either the venous or lymphatic routes.
The proposed mechanism is the rupture of the calyceal fornix as a result of increased pressure and the collection of urine in the perinephric space.