Results. Creatinine and creatinine clearance tests measure creatinine levels in your blood and urine. These tests give information about how well your kidneys are working. The creatinine clearance value is found from the amounts of creatinine in the urine and blood and from the amount of urine you pass in 24 hours.
This can control or prevent episodes of rapid heartbeat. ... The ventricles also beat rapidly, but not as rapidly as the atria, as not all the ... Reducing stress, as intense stress and anger can cause heart rhythm problems; Using over-the ... with caution, as some cold and cough medications contain stimulants that may trigger a rapid heartbeat. ... Atrial flutter is a type of abnormal fast beating ( arrhythmia ) in the atria. ...
Causes of Slow heart rate that are very common. Causes of Slow heart rate that are common. Causes of Slow heart rate that are uncommon. Causes of Slow heart rate that are very rare. Causes of Slow heart rate without any prevalence information. The following causes of Slow heart rate are ones for which we do not have any prevalence information. All Causes of Slow heart rate. Drug side effect causes of Slow heart rate. The following drugs, medications, substances or toxins may possibly cause Slow heart rate as a side effect.