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Are you worried about your Bleeding During Pregnancy?

What causes Bleeding During Pregnancy?

There are many causes of bleeding during pregnancy, most of them are harmless and expected, some however are far more serious and could indicate a miscarriage or ectopic pregnancy. It is important to take the necessary measures to ensure it is not a sign of further medical problems.


First Trimester (Weeks 1 – 12)


Miscarriage - Spontaneous loss of pregnancy before the 20th week

Molar Pregnancy (rare) - Fertilized egg develops into abnormal tissue instead of a baby

Implantation Bleeding - Occurs about 10 to 14 days after conception when the fertilized egg implants in the lining of the uterus

Ectopic Pregnancy - Fertilized egg implants and grows outside of the uterus

Cervical Infection – Inflammations or growths on the cervix



Second and Third Trimester (Week 13 onwards)


Incompetent Cervix – Premature opening of the cervix

Miscarriage - Spontaneous loss of pregnancy before the 20th week

Placental Abruption – Placenta separates from wall of the uterus

Placenta Previa - When the placenta covers the cervix

Preterm Labour - Preterm labour occurs when regular contractions begin to open your cervix before 37 weeks of pregnancy.

Cervical Infection - Inflammations or growths on the cervix

Uterine Rupture - Life-threatening occurrence in which the uterus tears open along the scar line from a prior C-section



It is entirely normal to experience some light bleeding towards the end of your pregnancy, this bleeding is often mixed with mucus, and could be a sign that labour is beginning. This discharge is pink or bloody and is known as a ‘bloody show’.

Bleeding During Pregnancy (1)
You should also seek further medical attention if you experience any of the following:

All instances of bleeding or spotting during pregnancy should be reported to a medical professional, even though it is common and usually nothing to worry about.

Frequently Asked Questions
Can thrush cause bleeding in pregnancy?

It is possible for thrush to cause bleeding during pregnancy due to inflammation within the vagina. Thrush can occur during pregnancy due to hormonal changes. It is important to inform your midwife of doctor as they will be able to help threat it.  If you are concerned about bleeding during pregnancy, you should always consult your doctor or midwife.

Can implantation bleeding be heavy?

Implantation bleeding is an early sign of pregnancy however it is usually light and can last up to 1-2 days.  If you are experiencing heavy bleeding, you should immediately speak to your doctor or midwife as soon as possible.