what's wrong

[Circe]

I just got 1 week old chicks and this one's bottom looks bad. Is this pasty butt?

 

[Circe]

I can't get a picture to upload from my phone, but it's raw looking and swollen looking.

 

[3riverschick]

I can't get a picture to upload from my phone, but it's raw looking and swollen looking.

Take this description and problem over to the Emergency and sickness thread. They have folk there who can help and are experienced.
https://www.backyardchickens.com/f/10/emergencies-diseases-injuries-and-cures
Best,
Karen