The prognosis for outcome depends on the age of presentation and the urea concentration at presentation, with older dogs with higher levels of urea having better outcomes. Dogs usually respond very well to total surgical ligation if they do not experience severe adverse effects in the week following the procedure but the response in cats is less favourable. | The prognosis for outcome depends on the age of presentation and the urea concentration at presentation, with older dogs with higher levels of urea having better outcomes. Dogs usually respond very well to total surgical ligation if they do not experience severe adverse effects in the week following the procedure but the response in cats is less favourable. |