You searched for "sinus"

1271 results found

Cavernous sinus syndrome

Anatomically the cavernous sinus is a plexus of multiple veins that are connected and within this plexus there are several important vascular and neurological structures. These include cranial nerves III, IV, V1 (and sometimes V2), VI as well as the...

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...

Treatment options for septic cavernous sinus thrombosis

Septic cavernous sinus thrombosis is a rare but serious complication of infection of the cavernous sinuses. Potential therapies include antibiotics, corticosteroids and anticoagulation, as well as surgical intervention for source control of the infection. The authors report that there is...

Orbital sphenoid sinus trauma: a rare trauma case

With a high complication and mortality rate, intra-sphenoidal and transorbital trauma poses a high complication rate and remains challenging to manage. Numerous key structures run nearby such as: the optic nerve, internal carotid arteries and ophthalmic arteries. The authors present...

Neuro-ophthalmological symptoms in patients with cerebral venous sinus thrombosis

The authors of this article have evaluated the neuro-ophthalmological symptoms of 49 patients with cerebral venous sinus thrombosis. They have evaluated the onset of the disease as well as the symptoms reported. The authors present extensive clinical information for individual...

A case report of cavernous sinus syndrome following dental procedure

This case report describes a patient presenting with painful diplopia as a consequence of root canal dental treatment. Following root canal treatment a non-resolving tooth pain led to a decision to extract the tooth, leading to onset of severe periorbital...

Upper eyelid ulceration as a presenting sign of frontal sinus mucocele

Introduction A sinus mucocele is an epithelium-lined sac filled with mucus and desquamated epithelium. It forms secondary to inflammatory processes that occur in a sinus with an obstructed ostium. Predisposing conditions include previous trauma, surgery, tumours, anatomical abnormalities, and chronic...

Trans-sinus endoscopic removal of retrobulbar air gun pellet within the orbital apex

Injuries to the eye have been widely reported in medical literature due to a variety of mechanisms causing significant morbidity and occasional unexpected mortality for the patient [1]. It is often wrongly assumed that air gun pellets lack this potential....

Early diagnosis of pituitary apoplexy using combined MRI findings

The author presents a literature review searching the terms ‘pituitary ring sign’ and ‘sphenoid sinus mucosal thickening’ in the context of pituitary apoplexy from 1990 until the present day. These two findings are both magnetic resonance imaging (MRI) signs of...

A case of ipsilateral fourth nerve paresis and Horner’s syndrome

The author presents a single case report of an exceptional association between fourth nerve palsy and ipsilateral Horner’s Syndrome. The case is presented alongside magnetic resonance images (MRI) which reveal a mass in the right cavernous sinus. The 54-year-old woman...

Commonest mistakes during the refraction certificate exam

Ophthalmology specialty trainees are required to pass the refraction certificate exam within the first two years of training. If one passes this exam before entering a training programme, this can add two points to the portfolio during applications. In this...

An unusual case of sellar chondroma

A single case of chondrogenic neoplasm arising from the base of the skull is presented and discussed. These benign and slow growing tumours in the sellar region are extremely rare and as such this article provides a useful insight and...