Grays Peak and Torreys Peak - 8.35 Miles Round-Trip. Grays Peak (14,270') and Torreys Peak (14,267') are the two highest points along the Continental Divide, and considered among the most accessible fourteeners in Colorado. The summits are connected by a .8 mile long saddle, making both attainable in a day with an early start.
BUN â Blood urea nitrogen. 1  Purpose: To detect elevated waste levels in the bloodstream, which is an early sign of reduced kidney function. 2  Normal range: 7 to 20 milligrams per deciliter (mg/dl). 3  How this test is conducted: A blood sample is taken and sent for analysis.
Patient information. Normal kidney function is a GFR of about 100, but eGFR results may only be shown as >60 or >90 (more than 60 or more than 90). Other abnormalities such as having blood or protein in the urine on testing may lead to a diagnosis of CKD despite normal or nearly-normal GFR. Normal kidney function - EdREN.