The superior orbital fissure is a foramen in the skull, although strictly it is more of a cleft, lying between the lesser and greater wings of the sphenoid bone. 1  1 Structures passing through. number of important anatomical structures pass through the fissure, and these can be damaged in orbital trauma, particularly blowout fractures through the floor of the orbit into the maxillary sinus. These structures are:
To research the causes of Dermoid cyst, consider researching the causes of these these diseases that may be similar, or associated with Dermoid cyst: 1  Squamous cell carcinoma. 2  Encephalocele. 3  Sebaceous cyst.
Causes of a Sebaceous Cyst. Sebaceous cysts form out of your sebaceous glandâwhich produces the oil called sebum that coats your hair and skin. Cysts can develop if the gland or its duct, the passage where oil is able to leave, become damaged or blocked.mall cysts are typically not painful. Large cysts can range from uncomfortable to considerably painful. Large cysts on the face and neck may cause pressure and pain. Areas on the body where cysts are usually found include: 1  skin on the scalp. 2  face (most common site for cyst removal). 3  neck. 4  back.