types of umbilical cord insertion

 Cord Insertion Type

1. Normal insertion

Central 

2. Eccentric insertion

Edge of placenta,

Lateral insertion of umbilical cord >2cm from placenta margin.

3. Marginal insertion/ Battledore insertion 

Umbilical Cord attaches at margin of placenta.

4. Valamentous insertion

Umbilical Cord doesn't attach to placenta.

Doesn't insert into placenta correctly.

Exposed blood vessels.