By vgreene, 10 July, 2024 Patient Type Header (Long) Ca++ phosphate stones Does this Patient Type contain sub types? No Patient Type Details Perform blood and urine analyses to identify treatable underlying cause 1 Blood tests Cr Na K Cl ionized Ca or total calcium albumin PO4 if calcium levels PTH Urine tests urine volume urine pH specific gravity calcium phosphate citrate Ca phosphate stones Advise pt to increase fluid intake to achieve target urine output Offer diet guidance to prevent recurrence Modify lifestyle factors 1 Offer meds only if increased fluids fail and stones are recurrent per ACP 2 Offer mono tx w thiazide citrate or allopurinol WR M 2 Base tx on results of stone type and 24 hr urine test underlying causes per AUA EUA1 3 Carbonate apatite stones Brushite stones Follow up