MRI brain pre and post gadolinium: No evidence of hemorrhage, abnormal enhancement, mass lesions, mass effect or edema. The ventricles, sulci, and cisterns are age appropriate in size and configuration. There is no evidence for restricted diffusion. There is mucosal thickening lining the walls of the left maxillary sinus, also containing an air fluid level with two different levels within it, most likely from proteinaceous differences. There is mucosal thickening along the posterior wall of the right maxillary sinus. Mucosal thickening is identified along the walls of the sphenoid sinus, ethmoid sinuses and frontal sinus. Sinusitis with chronic and acute features.