Types of labor contractions

 Types of labor contraction

1. Braxton Hicks contraction/ false labour pain

2. Preterm labour contractions 

3. True labour pain

1. Braxton Hicks contraction/ Spurious labour

Found more in primigrivida than parous woman.

Appear prior to onset of true labor pain.

1-2 weeks in primigrividae and few days in multiparae.

Dull in nature

May be painless

Not in regular intervals

Pain may be often infront of abdomen or rediating towards thigh.

Usually relieved by enema or sedative.

2. Pre labour/ preterm labour contractions

Contraction begins 2-3 weeks before onset of true labor in primigrivida and few days before in multiparae.

Lightening

(Presenting part sinks into true pelvis; lesser pelvis.

Micturition or constipation due to pressure by engaged presenting part.

It is welcome sign.

CPD (cephalopelvic disproportion rule out, head entering pelvic inlet.

3. True labour contraction

Uterine contraction at regular intervals

Frequency contraction gradually increase

Intensity and duration increases progressively

Associated with show; expulsion of cervix mucus plug; mixed with blood.

Descent of presenting part

Formation of "bag of forewaters"; due to stretching of lower uterine segment, bulge into cervical canal. Hind water and fore water.

Progessing effacement and dilatation of cervix/ dilatation of internal OS.

Not relieved by enema or sedatives.