How do you describe these lung lesions?

These pictures are all lung lesions of pigs, some of which are not simply infections of a disease. For example, in the first photo, I think it is a mixed infection of porcine mycoplasma pneumonia and infectious pleuropneumonia. how can these lesions correctly describe the pathological changes of the lung? Your advice are most welcome! Luoyouyi added the following at 23:11 on 2009-12-27. The first picture was missent. I resend [img] [/ img] attachment: you need to log in before you can download or view the attachment. No account number? Registration-help lift up ~ ~ look forward to a master ~ ~ howitzki at 03:15 on 2009-12-28 add the following content to help you lift up and look forward to a master ~ ~