[Silent sinus syndrome (clinical case). New potential for enophthalmos correction].

Silent sinus syndrome (SSS) is a rare condition presenting with spontaneous enophthalmos and hypoglobus caused by volume reduction of maxillary sinus due to centripetal collapse of its walls. A case of SSS manifested during pregnancy in 43 years old patient is presented. In 16 months after manifestation of symptoms endoscopic sinus surgery was performed with no postoperative improvement of ocular symptoms. Intraorbital injection of stabilized hyaluronic acid gel was performed for correction of globe position. In control ultrasound examination color Doppler mapping revealed improvement of regional blood flow on the side of injection.