Ki(lne!, stollclx cl0 not frrquentl!, complicate renal allografis. Stone formation or calc~ium depositioII has ht~i rc~portecl in 10 C~SC~S. In Inost of tlrese ~ase’s the etiology of stone formation has heen well defined, for e.xample, hyperparath~~roidi.sm. hyperoxaluria, or renal tIIMaI ;rcitiosis. ‘.2 In our patient no definite cause ca11d be foIIIic1 except for recurrent Iirinar!~ tract infections lx&l-e and after transI>lantation. The stones ~VYIXJ passed spontaneously \vithoIIt any siirgical manipulation. Cast
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Rqort
A twen t).-two-!;ear-old white male MX aclnlitted to the I-niversity of Iowa Hospitals and CI;LJ~ (Fig. 1A and B). Klelxiella grr\r- in thtl III-In