28 September 2021
: Case report 
Unusual Presentation of Relapsing Polychondritis in a Patient with Human Immunodeficiency Virus and Reactive Arthritis
Challenging differential diagnosis, Rare disease
Nasam Alfraji1ABCDEF*, Deborah R. Alpert
2AE
DOI: 10.12659/AJCR.933327
Am J Case Rep 2021; 22:e933327
Figure 2. Computed tomography of facial bones and orbits, showing left periorbital soft tissue swelling with mild induration in the intra-orbital fat without mass, asymmetry of the extraocular muscles or exophthalmos, consistent with idiopathic orbital inflammation/idiopathic orbital inflammatory syndrome (IOIS).