I don't care what it's not. I want to know what it could be.
And it can't be Henoch-Schonlein purpura.  No inciting respiratory infection and no rash.
[SEP] And it can't be Henoch-Schonlein purpura.  No inciting respiratory infection and no rash. [SEP] I don't care what it's not. I want to know what it could be.