You searched for "orbital"

1234 results found

Adjuvant radiotherapy in orbital malignancy

This is a retrospective review of high dose volumetric modulated arc radiotherapy (VMAT) for adjuvant treatment of patients with orbital malignancy who had already undergone local excision or exenteration. VMAT differs from conventional external beam radiotherapy in that it is...

Orbital manifestations of granulomatosis with polyangitis

This a retrospective, observational study where authors looked at the ophthalmological examination, biopsy, antibodies and CT scan results of all patients diagnosed with granulomatosis with polyangitis (GPA) from January 2007-January 2019. Out of 101 patients with diagnosis of GPA, 15...

Effects of orbital decompression

This is a retrospective review of 319 orbital decompression operations in 169 patients (73% female) with thyroid eye disease. Three wall decompressions were performed in 92 eyes, 2-wall in 206 (medial and floor), and a single wall (medial) in 18,...

Interesting causes and consequences of orbital inflammations

Three articles discuss various causes and consequences or orbital cellulitis. The first highlights the possibility of orbital cellulitis causing cavernous sinus thrombosis and in the case presented progression to internal carotid artery aneurysm. The authors highlight the importance of considering...

Bisphosphonates can cause orbital inflammation

The authors describe four patients with bisphosphonate induced orbital inflammation and review a further 25 cases in the literature. Intravenous zoledronate was the most common precipitant (76% of cases) with the mean time until onset of inflammation being three days...

Medical treatment of orbital lymphatic malformations

This is a literature review of the use of Sirolimus, to treat orbital lymphatic malformations. Sirolimus is an immunosuppressant used in renal transplants, and acts by inhibiting mammalian target of rapamycin (mTOR), which in turn inhibits activation of T and...

Orbital cellulitis - an overview of the diagnosis and management

Periorbital (preseptal) and orbital cellulitis are infections of the subcutaneous tissues of the eye. They are differentiated by the location of the infection. Periorbital cellulitis refers to infection of the eyelid and subcutaneous tissues anterior to the orbital septum, whereas...

Imaging and histological relationship of orbital Schwannomas

This is a retrospective review of 15 patients with orbital Schwannomas comparing the radiological characteristics, in particular the signal intensity on MRI, with the histological sub-types of the tumours. Five patients had MRI imaging alone, three had CT alone and...

The dynamic nature of orbital cavernous haemangiomas

This paper seeks to address the question of how much do orbital cavernous haemangiomas actually change over time, and if there are any identifiable factors which can predict which lesions will grow and which will remain stable. In particular, if...

Cavernous sinus thrombosis and orbital cellulitis

This is a report of six cases of combined orbital cellulitis and infective cavernous sinus thrombosis, with a literature review. The average age was 39 years, four were male and two were intravenous drug users. All had sinusitis, usually involving...

Radiotherapy for orbital apex cavernous haemangiomas

This is a review of six patients with cavernous venous malformations (haemangiomas) involving the orbital apex who were treated with fractionated stereotactic radiotherapy. Patients were diagnosed on MRI imaging with only one having had previous surgery to debulk the lesion....

Diagnosis and management of orbital vascular malformations

This is an authoritative review of a controversial and difficult clinical area. The authors have experience of over 350 cases and provide a well-structured review of the classification and management of orbital vascular malformations. They emphasise the need to understand...