Breast question

Selene

Ok girls I’m 27 weeks pregnant with my third and this ha never happened to me so I feel like a newbie my boobs are super itchy now sometimes I see some crust on my nipple area I shower and it come off and other time if I squeeze a lil but some cloudy white water comes out and some slimy substance stays on my nipple in between the cracks if you know what I mean should I be concerned is this normal It has never happened and I am freaking out it doesn’t hurt they don’t hurt they just itch