-
DE
Rupture of Membranes: Causes, Symptoms & Treatment
Rupture of membranes refers to the breaking of the amniotic sac during pregnancy or labor, causing amniotic fluid to leak. It can occur spontaneously or prematurely.
Add as Preferred SourceThings worth knowing about "Rupture of membranes"
Rupture of membranes refers to the breaking of the amniotic sac during pregnancy or labor, causing amniotic fluid to leak. It can occur spontaneously or prematurely.
What is Rupture of Membranes?
Rupture of membranes (also called amniorhexis) is the breaking or tearing of the amniotic sac — the fluid-filled membrane that surrounds and protects the baby during pregnancy. When this sac ruptures, amniotic fluid leaks out through the vagina. While this is a normal part of the birth process, it can also happen prematurely — before labor begins or before 37 weeks of pregnancy — requiring immediate medical attention.
Types of Membrane Rupture
- Spontaneous rupture of membranes (SROM): Occurs naturally during active labor at or after 37 weeks. This is the most common and expected form.
- Premature rupture of membranes (PROM): Rupture before the onset of labor, but at or after 37 weeks of gestation.
- Preterm premature rupture of membranes (PPROM): Rupture before 37 weeks of gestation. This is considered a high-risk situation for both mother and baby.
- High rupture: A small tear in the upper part of the amniotic sac, causing only a slow trickle of fluid, which may be difficult to detect.
Causes and Risk Factors
In most cases, the membranes rupture naturally in response to the pressure of contractions and the baby descending. However, certain factors increase the risk of PPROM:
- Vaginal or intrauterine infections (chorioamnionitis)
- Previous preterm birth or previous membrane rupture
- Multiple pregnancy (twins, triplets, etc.)
- Polyhydramnios (excess amniotic fluid)
- Smoking during pregnancy
- Poor nutrition or low body weight
- Invasive procedures such as amniocentesis
- Short cervical length (cervical insufficiency)
Symptoms and Recognition
The hallmark sign of membrane rupture is a sudden gush or continuous slow trickle of fluid from the vagina. Amniotic fluid is typically clear to slightly yellowish and nearly odorless. To distinguish it from urinary leakage:
- Amniotic fluid cannot be controlled voluntarily and continues to leak
- It has a faint, sweet or neutral smell — not the smell of urine
- Green or brown discoloration may indicate meconium (the baby's first stool) in the fluid — seek immediate medical care
Diagnosis
Diagnosis is typically confirmed through a gynecological examination using the following methods:
- Speculum examination: Visible leakage of fluid from the cervical opening
- pH testing: Amniotic fluid is alkaline (pH above 7), while urine is acidic
- AmniSure test (PAMG-1 test): Detects placental alpha-microglobulin-1, a highly specific marker for amniotic fluid
- Ultrasound: Reduced amniotic fluid volume (oligohydramnios) may support the diagnosis
Treatment and Management
Rupture of Membranes at Term
If the membranes rupture at or near the due date, the clinical team will typically wait for spontaneous labor to begin. If labor does not start within 12 to 24 hours, induction of labor is usually recommended to reduce the risk of infection.
Preterm Premature Rupture of Membranes (PPROM)
Management of PPROM focuses on balancing the risks of prematurity against the risks of infection. Key interventions include:
- Hospital admission and monitoring in a perinatal center
- Antibiotics to prevent infection (e.g., erythromycin)
- Corticosteroids to promote fetal lung maturity (typically before 34 weeks)
- Tocolytics (medications to delay contractions) may be used short-term
- Close monitoring of both mother and baby for signs of infection or fetal distress
Complications
If not properly managed, rupture of membranes — especially PPROM — can lead to serious complications:
- Chorioamnionitis: Infection of the amniotic membranes caused by ascending bacteria
- Umbilical cord prolapse: A life-threatening emergency in which the umbilical cord slips ahead of the baby into the birth canal
- Preterm birth and associated risks for the newborn
- Increased risk of neonatal sepsis (blood infection in the newborn)
References
- Mercer BM. Preterm premature rupture of the membranes. Obstetrics & Gynecology. 2003;101(1):178–193.
- World Health Organization (WHO): Recommendations for induction of labour. Geneva: WHO Press, 2011.
- American College of Obstetricians and Gynecologists (ACOG): Practice Bulletin No. 172 — Premature Rupture of Membranes. Obstetrics & Gynecology. 2016;128(4):e165–e177.
Building Blocks for a Healthy Life
As an integrated manufacturer, we develop & produce evidence-based, patented, and non-patented formulations. We work exclusively with plant and natural extracts according to the strictest purity & quality standards.
The combination of science & modern technology with the laws of nature creates solutions consistently tailored to humans – for the highest good: health.
Skip product gallery
Subscription available
Floral
For Healthy Oral Flora & Dental Care
Formulated lozenges with Dentalac®, lactic acid bacteria, and Lactoferrin CLN®30 lozenges
Regular price:
22,90 €
Discount
Subscription available
Lactoferrin 60 Capsules
For your universal protection
As one of the most valuable proteins in the body, lactoferrin is a natural component of the immune system.
60 Capsules
Sale price:
50,00 €
Regular price:
59,90 €
Discount
Subscription available
Multivitamin Mineral Complex
Daily basic supply: the complete spectrum of micronutrients
Natural multivitamin complex for the immune system, energy, and central body functions
30 Capsules
Sale price:
27,90 €
Regular price:
29,90 €
Subscription available
Natural Iron
For your iron balance
Specially formulated for your iron balance with plant-based curry leaf iron, Lactoferrin CLN®, and natural Vitamin C from rose hips.
30 Capsules
Regular price:
35,90 €
Most read entries
3 Posts in this encyclopedia categoryMagnesiumcarbonat
Magnesiumcarbonat ist eine anorganische Magnesiumverbindung mit säure-neutralisierender (antazidischer) Wirkung. Erfahre mehr über Vorteile, Einsatzgebiete und Unterschiede zu besser resorbierbaren Magnesiumformen.
Calorie content
The choice of food influences our energy intake. The calorie content varies greatly - some provide little energy, others a lot.
Cologne list
The Cologne List ® is an important initiative in competitive sports that offers athletes guidance in the selection of nutritional supplements.