tory of radiation treatment to head or neck. Laboratory and imaging are listed below. I have reviewed all laboratory results and images in details Laboratory Studies, August 16th, 2018 (Quest Diagnostics) BUN: 21 [7-25] Creatinine: 1.16 [0.70-1.25] eGFR: 66 (>60] Calcium: 9.8 [8.6-10.3] it was 10.7 last week