Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Lateral rectus metastasis from an occult systemic malignancy masquerading as abducens palsy: a case report | Journal of Medical Case Reports BioMed Central Open Access Case report Lateral rectus metastasis from an occult systemic malignancy masquerading as abducens palsy a case report Mohammad T Masoud 1 Ajmal Rehman2 and Yusuf Shaikh3 Address Department of Ophthalmology Cheltenham General Hospital Cheltenham GL53 7AG UK 2Department of Ophthalmology Stirling Royal Infirmary Stirling UK and 3Department of Ophthalmology Queen s Medical Centre Nottingham UK Email Mohammad T Masoud - tahir_dr@ Ajmal Rehman - ajr7862000@ Yusuf Shaikh - eyeshaikh@ Corresponding author Published 5 June 2008 Received 28 December 2007 Journal of Medical Case Reports 2008 2 194 doi 1752-1947-2-194 Accepted 5 June 2008 This article is available from http content 2 1 194 2008 Masoud et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract_ Introduction Abduction deficit in the elderly is commonly caused by sixth cranial nerve palsy due to microvasculopathy. However not all such cases are of neurogenic origin as our case report shows. Case presentation We present the case of a 75-year-old woman who was generally unwell developed acute diplopia and was found to have a right abduction deficit in a quiet eye with no gross orbital signs and symptoms. A computed tomography scan of the head and orbits revealed a metastatic mass in the right lateral rectus muscle. Systemic evaluation confirmed widespread thoracic and abdominal metastases from an occult systemic malignancy. Lateral rectus metastasis from an occult systemic malignancy was masquerading as abducens palsy. Conclusion Orbital metastasis involving extraocular .
