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Aug 17, 2025 · A non-reactive NST means the test did not meet the criteria for a reactive result, showing fewer than the expected number of accelerations within the testing period. A non …
Aug 11, 2024 · The NST, another standard surveillance method, also has limitations, particularly before 32 weeks of gestation, where nonreactive results are common due to fetal immaturity …
Although a reactive NST is a good sign, a nonreactive NST does not mean there is something wrong with your baby. The baby might be sleeping, or a more in-depth NST or a biophysical …
May 14, 2024 · NST results that are reactive mean that your baby's heart rate went up normally. Non-reactive results mean that your baby's heart rate did not go up enough. If the heart rate …
Oct 9, 2024 · The fetal heart rate is monitored for at least 20 minutes. The results are interpreted and classified as reactive or non-reactive. Based on the result, further tests like a biophysical …
Jul 24, 2025 · An abnormal test (nonreactive NST, positive CST) is sometimes associated with adverse fetal or neonatal outcomes, while a normal test (reactive NST, negative CST) is …
Nonstress Test A nonstress test (NST) is a test in pregnancy that measures fetal heart rate in response to movement and contractions. Results are either reactive or nonreactive. …
Sep 1, 2000 · Results of nonstress tests are classified as reactive or nonreactive. Various definitions of reactivity have been used.
- A nonreactive NST result means that the FHR does not show the above criteria in a 40-minute period. This does not necessarily mean that the fetus is compromised, but it may indicate that …
Feb 3, 2025 · Non-Stress Test (NST): A “reactive” NST—with at least 2 adequate accelerations in 20 minutes—indicates reassuring fetal status; a non-reactive result prompts further evaluation.
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