Low Amniotic Fluid (Oligohydramnios)
👩⚕️
Medically reviewed by
Baby Circle Medical Board
Reviewed on 18 July 2026
💧
Less fluid than expected — monitored closelyEvidence-based & doctor-reviewed
Low amniotic fluid, called oligohydramnios, means there is less fluid around your baby than expected. It is found on ultrasound and monitored closely. The approach depends on the cause and how far along you are.
Causes and monitoring
- Possible causes: the waters leaking, placental issues, or the baby's kidneys/urine output.
- Monitored with growth scans and fluid measurements.
- Staying well hydrated may help in some cases.
What it may mean
Depending on the timing and cause, your doctor may increase monitoring or plan an earlier birth. Report reduced baby movements or fluid leaking promptly.
Frequently asked questions
What causes low amniotic fluid?
Leaking waters, placental problems, or issues with the baby's urine output, among others.
Can I increase amniotic fluid?
Staying well hydrated may help in some cases; your doctor will advise and monitor.
Is low fluid dangerous?
It needs monitoring; management depends on the cause and how far along you are.
Your pregnancy, week by week 💜
Doctor-reviewed guidance for every stage in the complete 40-week guide.
40-Week GuideJoin The CircleRelated reading
High Amniotic Fluid (Polyhydramnios)Is My Baby Growing Normally?Why Is My Baby Moving Less Today?📖 40-Week Pregnancy Guide
Medical disclaimer: This article is for general education only and is not a substitute for professional medical advice. Always consult your doctor about your pregnancy, and seek care immediately for any warning signs. Reviewed by the Baby Circle Medical Board.