You searched for "Orbis"

280 results found

A case study of posterior globe flattening in idiopathic intracranial hypertension

The authors present a single case of posterior globe flattening without papilloedema in idiopathic intracranial hypertension. The case was a 64-year-old woman with a one-year history of transient visual loss in her left eye only. Visual acuity was 20/20 in...

How common is optic disc drusen in young patients with NAION?

A retrospective notes review at two tertiary care centres was completed between 2009 and 2019. The inclusion criteria for the study was a diagnosis of nonarteritic anterior ischaemic optic neuropathy (NAION) in at least one eye, aged between 18 and...

Inferior oblique muscle features

The authors aimed to study and morphometrically define the surgical anatomy of the inferior oblique muscle and its variations, and to outline surgical coordinates to aid location of the inferior oblique origin and nerve supply to the inferior oblique muscle....

Computerised tomography in ocular trauma patients

Ocular trauma can be common in military settings. This retrospective study looked into the relationship between the clinical effects of acute ocular and orbital blast trauma with the findings on computerised tomography (CT). This was a consecutive case series of...

Amniotic membrane efficacy

This prospective randomised study evaluated the effect of amniotic membrane (AM) in reducing inflammation, fibrosis, adhesion formation and ocular movement restrictions following strabismus surgery. This study used 22 rabbits: all with superior rectus recession in both eyes with AM placed...

Diagnosis and management of solitary fibrous tumour

This is a retrospective review of 21 patients diagnosed with solitary fibrous tumour of the orbit between 1996 and 2018 at a single centre. The authors reviewed the clinical presentation, management and course of the disease and reanalysed the histopathology...

Oct/Nov 2019 Quiz

History A 62-year-old female patient was referred for rapid growth of a left periorbital soft tissue lesion with proptosis. Her past medical history included: hypertension, hyperlipidaemia and bipolar disorder. On examination: vision in the affected eye was hand movements, right...

Insects, swelling and sight loss: a case of orbital inflammatory syndrome

Despite being the most common cause of painful orbital mass in adults and the third most common orbital disease, orbital inflammatory syndrome still proves to be a difficult ocular condition to diagnose, treat, and manage. A 41-year-old lady presented to...

CD73 in aggressive basal cell carcinoma

This is a retrospective review looking at levels of CD73 in aggressive basal cell carcinomas (BCCs) that invade the orbit. Eleven patients who underwent orbital exenteration for invasion by BCCs were compared with 10 matched controls who had simple nodular...

Carcinoid tumours

This is a retrospective review of 28 patients with carcinoid tumours affecting the orbit. The mean age at presentation of the orbital involvement was 62 years, with a slight female preponderance, and 21% had carcinoid syndrome. Proptosis and diplopia were...

Yolk sac tumours of the orbit and sinonasal tract

This paper outlines two case reports of patients with yolk sac tumours (YSTs) and carries out a review of the literature on this rare malignancy. YSTs are a type of germ cell tumour and primarily occur in the gonads. Ten...

PD-1 and PD-L1 in exenteration specimens

This is an immunohistochemical study looking at variation in the expression of the programmed death-1 receptor (PD-1) and the programmed cell death ligand-1 (PD-L1), comparing cutaneous malignancies which invaded the orbit with uncomplicated nodular basal cell carcinomas. The authors retrospectively...