Garudapurana 1.160.13

1.160.13

tenopadravabhedaśca smṛto 'dhiṣṭhānabhedataḥ /
nābhau hi dhmātaṃ cedbastau mūtrakṛcchrañcajāyate //

Through that, the distinction of complications is recorded according to the distinction of seats: / when it is in the navel, indeed distension occurs; when in the bladder, dysuria arises;