Vaginal discharge during pregnancy is a normal occurrence caused by hormonal changes and increased blood flow to the pelvic area. It typically increases in quantity and thickness as pregnancy progresses. This discharge, known as leukorrhea, is usually milky white or clear and may have a mild odour. It protects the birth canal from infection and maintains a healthy balance of bacteria. However, any changes in colour, consistency, or odour should be monitored, as they could indicate an infection or other complication requiring medical attention. Generally, mild to moderate discharge is considered a normal part of pregnancy.

Is Vaginal Discharge Normal During Pregnancy?

Yes, it's entirely normal to experience vaginal discharge during pregnancy. Known as leukorrhea, this discharge increases in quantity and thickness due to hormonal changes and increased blood flow to the pelvic area. It typically appears as milky white or clear fluid and helps protect the birth canal from infection while maintaining a healthy bacterial balance. However, any significant changes in colour, consistency, or odour should be monitored, as they could signal an infection or complication. Generally, though, mild to moderate discharge is considered a natural and expected part of pregnancy, providing lubrication and maintaining vaginal health.

Increased vaginal discharge during pregnancy is a normal occurrence and serves as a protective mechanism against infections ascending from the vagina to the womb. As pregnancy progresses, especially towards the end, discharge volume typically intensifies. In the final weeks, it may even include sticky, jelly-like pink mucus streaks, known as a "show." This phenomenon occurs when the mucus that has lined the cervix throughout pregnancy is discharged. It signifies the body's preparation for childbirth. Observing multiple small "shows" in the days leading up to labour is common, indicating impending labour.

Changes in Vaginal Discharge During Pregnancy

It's common to notice an increase in vaginal discharge during pregnancy, which typically resembles your usual discharge. However, certain changes in discharge may indicate a potential issue:

Discharge appearing green, brown, or grey.
Foul odour.
Bloodstains.
Watery consistency, resembling cottage cheese or froth.
Accompanied by itching or pain.

When should you seek help for abnormal discharge during pregnancy?

Any unfamiliar vaginal discharge warrants a visit to your doctor, as it could signify an infection. Two common infections during pregnancy are vaginal thrush and bacterial vaginosis, neither of which are sexually transmitted.

Thrush - Thrush often manifests as a thick, white discharge resembling cottage cheese, accompanied by pain and itching. While it doesn't harm the baby, testing is available if symptoms occur.
Bacterial vaginosis - Bacterial vaginosis may cause grey or green watery discharge with a fishy odour and itchiness. It poses risks like preterm birth, but routine testing isn't standard.

What distinguishes vaginal discharge from a 'show'?

A 'show' refers to a particular type of discharge observed shortly before childbirth. During pregnancy, a mucus plug seals the cervix to prevent infections. As the cervix dilates in preparation for labour, this plug is expelled, signalling the 'show.' It may vary in consistency from watery to jelly-like and may contain traces of blood, appearing pink or brown. However, bright red blood or unmixed bleeding suggests a separate issue requiring immediate medical attention.

Differentiating Vaginal Discharge from Waters Breaking

Throughout pregnancy, the baby is surrounded by amniotic fluid within a sac. When this sac ruptures, releasing the fluid is termed 'waters breaking' or a 'rupture of membranes.' This event often occurs during labour but can happen earlier. Distinguishing between amniotic fluid and regular discharge can be challenging. If you experience leaking fluid, contact your doctor or midwife promptly.

When should you consult your doctor?

Seek medical advice if you notice any unusual vaginal discharge. Additionally, contact your doctor or midwife immediately if you experience bleeding or fluid leakage from the vagina during pregnancy.

Conclusion

In conclusion, experiencing changes in vaginal discharge during pregnancy is common and often harmless. However, it's crucial to recognise any abnormalities, such as unusual colour, odour, or consistency, as they may indicate an underlying issue requiring medical attention. Prompt consultation with a healthcare provider is necessary to address concerns and ensure the well-being of both the mother and the baby. Vigilance regarding vaginal discharge, along with understanding the distinctions between normal occurrences like a 'show' and potentially concerning situations, is essential for a healthy pregnancy journey.

Frequently Asked Questions

Q1. What causes increased vaginal discharge during pregnancy?
A1. Increased vaginal discharge during pregnancy is primarily attributed to hormonal changes and increased blood flow to the pelvic region, which stimulates the glands in the cervix to produce more mucus.

Q2. What are signs that vaginal discharge during pregnancy may indicate a problem?
A2. Signs that vaginal discharge during pregnancy may indicate a problem include changes in colour (green, brown, or grey), a foul odour, bloodstains, watery consistency resembling cottage cheese or froth, or accompanying itching or pain.

Q3. Are vaginal infections common during pregnancy?
A3. Yes, vaginal infections such as vaginal thrush and bacterial vaginosis are relatively common during pregnancy. While they aren't typically sexually transmitted, they can pose risks if left untreated.

Q4. What is a 'show' during pregnancy, and when does it occur?
A4. A 'show' refers to the expulsion of the mucus plug from the cervix as it begins to dilate in preparation for labour. This event typically occurs towards the end of pregnancy, often shortly before childbirth.

Q5. How can one distinguish between normal vaginal discharge and the amniotic fluid leaking?
A5. Distinguishing between normal vaginal discharge and amniotic fluid leakage can be challenging. However, amniotic fluid leakage often involves a larger amount of fluid, which may trickle or gush from the vagina uncontrollably. If unsure, it's essential to contact a healthcare provider promptly for evaluation.

References:

https://www.nhs.uk/pregnancy/related-conditions/common-symptoms/vaginal-discharge/
https://www.pregnancybirthbaby.org.au/vaginal-discharge-during-pregnancy