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Fetal Heart Rate Baseline
Aka: Fetal Heart Rate Baseline, Fetal Heart Tone Change in Baseline, FHR Baseline
- See Also
- Fetal Assessment
- Fetal Testing Indications
- Fetal Heart Tracing
- Technique: Determining Fetal Heart Rate Baseline
- Auscultate and count FHR for 60 seconds
- Perform between contractions
- Interpretation
- Normal baseline: 110 to 160 beats per minute
- Change in baseline occurs if persists >10 minutes
- Causes: Change in baseline
- Premature fetus
- Maternal Fever
- Maternal position
- Medications
- Fetal Hypoxia
- Baseline gradually increases and
- Decreased variability and
- FHR decelerations
- References
- Bailey (2000) ALSO, E:1-13
- Gabbe (2002) Obstetrics, p. 395
- Rylander (2001) Clin Fam Pract 3(2):287-305 [PubMed]