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.
Results are used to calculate another measurement: your GFR, or Glomerular Filtration Rate. ... 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 ...our doctor can calculate the GFR based on gender, age, body size, and blood creatinine level. The formula used in clinical practice is called the Cockcroft-Gault equation: ... Stage, Glomerular Filtration Rate (GFR). 1, over 90 mL/min (normal).