IgG4-Related Disease, the Malignancy Mimicker: Case Series from Bahrain

Figure 4

(a, b) MRI head and neck done in May 2013 showing diffuse lacrimal gland enlargement and features of sinusitis. (c) MRI head and neck done in May 2013 showing bilateral parotid and submandibular gland enlargement. (d, e) Follow-up MRI in August 2014 showing significant regression in pan sinusitis, regression in the lacrimal gland, and the salivary gland enlargement after treatment with steroid and azathioprine. (f, g) Follow-up MRI in February 2017 showing disease progression despite steroid and azathioprine.