Prolonged Deceleration

**Semantic type:** Finding

**Definition:** A decrease in the fetal heart rate below baseline lasting 2 to less than 10 minutes with a decrease from baseline that is greater than or equal to 15 beats per minute.

**Synonyms:** - Finding of Prolonged Deceleration - Prolonged Fetal Heart Rate Deceleration - Prolonged Fetal Heart Rate Deceleration