11 Causes of Chest Pain. While a heart attack may seem the obvious cause of chest pains, there are also a number of other conditions that can bring about tightening of the chest and chest pains. Among these problems may be caused by an individualâs, lungs, gastrointestinal tract, esophagus, muscles, ribs and even nerves.
Normal levels of creatinine in the blood are approximately 0.6 to 1.2 milligrams (mg) per deciliter (dL) in adult males and 0.5 to 1.1 milligrams per deciliter in adult females.ormal levels of creatinine in the blood are approximately 0.6 to 1.2 milligrams (mg) per deciliter (dL) in adult males and 0.5 to 1.1 milligrams per deciliter in adult females.
Creatinine levels tend to be higher in men and people with large muscles. Measuring creatinine is only the first step to finding your level of kidney function. The normal serum creatinine range for men is 0.5-1.5 mg/dL.our doctor may test your urine by asking you to collect your urine for 24 hours in a special container. Normal creatinine clearance for healthy men is 97-137 mL/min. Normal creatinine clearance for healthy women is 88-128 mL/min.