The Opelousas Trail through Angelina County. The name of the trail and the route outside Angelina County is somewhat confused. Some say it was called the Beef Road (or Trail), but the Texas Highway Department map shown above calls it the Opelousas Trail.
The normal range for serum creatinine (in the blood) is usually between 0.6 and 1.3 milligrams per deciliter (mg/dL) although it varies between labs, between men and women, and by age.
For adults younger than 40, normal levels are typically in the range of: 107 to 139 mL/min or 1.78 to 2.32 mL/s (SI units) for men. 87 to 107 mL/min or 1.45 to 1.78 mL/s (SI units) for women. Creatinine clearance rates go down as you age.