Physician Assistant

Pt is a 20yo Caucasian obese male he came into our urgent care complaint over right sided flank pain that radiates to RLQ and RUQ x3 days. Pain is sharp intermittent worse with activity without an attributing acvotit. Pt had no history of calculi but had a family history and "drinks pop all day" little water. Dip showed trace non-hemo blood with SG of 1.025 otherwise normal. On exam lumbar tenderness on the right side that radiates to the RUQ and RLQ slight CVA tenderness on the right side as well. Paoas, obturator, Markles, Rovsings and Murphys signs negative. Diagnosis and tmt?