Effectiveness of Drainage by PCN vs. JJ in Patients With Symptoms of Obstructive Kidney Disease Caused by Urolithiasis

Inclusion Criteria: \- In order to be considered eligible to participate in this study, a subject must meet all of the following criteria: * Male/female \>18 year * Symptoms and/or laboratory results indicating obstructive kidney disease with or without infection. * A kidney or ureteral stone is present on ultrasound or CT (max 3 months old prior to presentation) * Both drainage techniques are feasible and safe in opinion of the treating physician (from logistics point of view and in the best interest of the patient). * Willing and able to comply with filling in questionnaires and follow-up regiment Exclusion Criteria: A potential subject who meets any of the following criteria will be excluded from participation in this study: * Analphabetic or not mastering the Dutch language * Pregnancy * Usage of anticoagulation agents other than acetylsalicylic acid. * Contraindication for either technique looking at history and anatomy (e.g. kidney transplant, pouch, Bricker deviation, urethral or ureteral stenosis)