Endocrine Abstracts

A 57-year-old gentleman presented with bilateral painless submandibular swelling, and flu like symptoms. A biopsy from the enlarged submandibular gland showed chronic sclerosing sialadenitis with lymphocytic infiltration. Immunohistochemistry showed plasma cells positive for CD79a and IgG4, and a combination of CD4 and CD8 positive lymphocytes. IgG4 levels were significantly raised (3.16 g/l, NR <1.3 g/l). A diagnosis of IgG4 syndrome was made. Chest and abdominal CT imagi...