A well-defined set of criteria is needed to classify a patient under the diagnosis of silent sinus syndrome, which include enophthalmos and/or hypoglobus in the absence of clinically evident sinonasal inflammatory disease.

No abstract

The mass must be considered a rare example of heterotopic brain tissue in the orbit and is the only instance we could find in the literature in which a formed eye was absent but in which a scattered primitive ocular structure could be identified.