Subperiosteal abscess of the orbit occurs as a complication of acute sinusitis.
Patients can present with pain, visual disturbance, proptosis and/or chemosis.
Bacteria can extend via neurovascular foramina or bony dehiscences. More commonly occurs from ethmoidal sinusitis, extending into the orbit via the lamina papyracea but can also occur secondary to frontal sinusitis.
- low density collection in a juxta-osseous location adjacent to a sinus with features of sinusitis
- may not enhance peripherally 3
- orbital cellulitis
- arterial or venous thrombosis
- 1. Liao JC, Harris GJ. Subperiosteal abscess of the orbit: evolving pathogens and the therapeutic protocol. Ophthalmology. 122 (3): 639-47. doi:10.1016/j.ophtha.2014.09.009 - Pubmed
- 2. Diseases of the Sinuses: A Comprehensive Textbook of Diagnosis and Treatment. Humana Press. ISBN:B001DA9WQ4. Read it at Google Books - Find it at Amazon
- 3. Labruzzo SV, Loevner LA, Saraf-Lavi E et-al. Neuroradiology Imaging Case Review. Elsevier. ISBN:B01H6QLXOM. Read it at Google Books - Find it at Amazon