Fetal Heart Tracing. Significance of vertical boxes depends on type of monitor. Each small horizontal box is 10 seconds each large box is one minute. Baseline fhr 110 160 bpm moderate fhr variability accelerations may be present or absent no late or variable decelerations may have early decelerations. First determine the fetal heart rate which should normally fall between the range of 110 160 pm.
Significance of vertical boxes depends on type of monitor. Each small horizontal box is 10 seconds each large box is one minute. First determine the fetal heart rate which should normally fall between the range of 110 160 pm. The top is information about the baby and the bottom is about the mother. Fetal heart tracing allows your doctor to measure the rate and rhythm of your little one s heartbeat. Normal fetal heart rate tracing the basics upper graph is fetal heart rate in beats per minute each vertical box 10 bpm.
Each small horizontal box is 10 seconds each large box is one minute.
Fetal heart tracing allows your doctor to measure the rate and rhythm of your little one s heartbeat. The average rate ranges from 110 to 160 beats per minute bpm with a variation of 5 to 25 bpm. The evaluation and biological background of various types of accelerations. In the setting of a previously normal tracing can occur more quickly with acute events abruption uterine rupture cord prolapse. However a category ii fhr tracing is considered indeterminate and cannot be classified as either reassuring. There exists broad consensus on the recognition and management of categories i and iii.