I had something similar but a lot worse towards the end of my pregnancy, it’s to do with your skin over stretching - which is normal. I used dermacool cream which is the best thing if it’s itching, it contains menthol which helps to sooth it. Your dr may suggest you get a blood test done to just to make sure it’s not related to your liver function.
I have it all over my chest too
That's stretch marks. Mosturize the area a lot !. Cocoa Tummy butter from Palmer's worked beautifully on me.
That’s how my stretch marks started
Use the aveeno oatmeal bath packets. My doctor told me to use this in the bath and make a paste and put it on my rash for about 15 min. It actually really helped along with my burst bees belly butter
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