The Ophthalmology Unit,  Universiti Malaysia Sarawak (UNIMAS), Kuching, Sarawak.

The Ophthalmology Department, Sarawak General Hospital, Kuching, Sarawak, East Malaysia.

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Cavernous sinus infiltration

Photo by Dr. Tan Aik Kah

A 45 year-old man presented with a right paralytic esotropia. He was known to suffer from nasopharyngeal carcinoma and had had radiotherapy to the cervical region. CT scan revealed intracranial extension into the right cavernous sinus which explained the sixth nerve palsy.

 

Right paralytic esotropia.

 

Radiation-induced dermatitis on the right neck.

 

Right cavernous sinus infiltration indicated by the red arrow.

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