You searched for "rare"

2126 results found

Lacrimal drainage system malignancies

This retrospective case series looks at the rare cases of lacrimal drainage system malignancies. The authors have identified 14 patients in 24 years, at a tertiary referral centre in the Indian subcontinent. Many previous publications have found squamous cell carcinoma...

Malpractice from telephone triage in ophthalmology

The authors examined malpractice lawsuits related to ophthalmology telemedicine telephone triage in the US. The study reviewed a total of 510 lawsuits and identified 18 cases that involved synchronous telephone visits, while none involved video telecommunication. The study found that...

Narrative review of opsoclonus myoclonus ataxia syndrome following COVID-19

Opsoclonus myoclonus syndrome (OMS) / opsoclonus myoclonus ataxia syndrome (OMAS) is a rare central nervous system manifestation of COVID-19, but an increasing number of articles have reported patients in whom COVID-19 was complicated by OMS / OMAS. This narrative review...

Diagnostic accuracy of different keratoconus detection indices of pentacam in paediatric eyes

This is a retrospective study of 432 non-keratoconic eyes compared with 48 eyes with keratoconus (KC) or forme fruste KC (FFKC) in a paediatric population in Cairo, Egypt between December 2013 and October 2018. The authors discuss the rationale of...

Single case report of horizontal gaze paresis due to medial pontine haemorrhage

The authors report a single case (80-year-old female) of bilateral horizontal conjugate gaze palsy due to a dorsal median pontine haemorrhage. The patient presented with skew deviation, bilateral horizontal conjugate gaze palsy, vertical gaze palsy, ipsilateral lower motor neuron facial...

Case reports of neuro-visual consequences of mild COVID-19 in children

Neuro-visual involvement has been reported in numerous patients with severe SARS-CoV-2 disease, mainly among adult patients. In children, such involvement has been reported in rare cases, often in those presenting with severe forms of COVID-19. The aim of this work...

Acute comitant esotropia as the presenting sign of diffuse intrinsic pontine glioma

The authors present four children with acute comitant esotropia (AACE) associated with diffuse intrinsic pontine glioma. All were treated with radiation therapy and all subsequently died due to the tumour. Children were aged 5, 5, 4.5 and 11 years. General...

Risk of pulled-in-two syndrome

Congenital fibrosis of the extraocular muscles (CFEOM) is along the risk factors for pulled-in-two syndrome (PITS). The aim of this study was to report six cases and discuss prevention and clinical management strategies. The author’s six cases represented an incidence...

Features and outcomes of pulled-in-two syndrome

Pulled-in-two (PIT) syndrome is a sudden rupture of the extraocular muscle during strabismus surgery, typically with minimal tension intraoperatively without excessive force. This is a rare occurrence and this study reports cases from a single centre over a seven-year period....

Review of efficacy and safety of tetracaine drops in strabismus surgery

Tetracaine is a topical anaesthetic drug used to anesthetise the eye and surrounding areas during strabismus surgery. It is generally safe and well tolerated but can cause mild adverse reactions at the site of use and, in rare cases, serious...

Case presentation: seizures as a presenting sign of idiopathic intracranial hypertension

Idiopathic intracranial hypertension (IIH) is a syndrome of isolated elevated intracranial pressure of unknown cause. Neurological examination in IIH is typically normal except for papilloedema and possible cranial nerve six palsy, although rare, atypical symptoms and signs can occur. With...

Covid-19 ophthalmopathy

Ocular involvement is not uncommon in patients with Covid-19. However, the incidence of Covid-19 ophthalmopathy is unclear. The authors present a prospective case series including 2445 consecutive cases presenting at a neuro-ophthalmology clinic during the last resurgence of SARS-CoV-2 infection....