This is a condition of atrophy of the optic nerve from various causes. Clinically different types of field defects may develop Ophthalmoscopic examination will reveal the following characteristics of the disc.
4.Poisons, e.g. Quinine, Tobacco, Methyl alcohol, Arsenic, Lead, Streptomycin, Chloramphenicol, Isoniazid etc.
Foster Kennedy Syndrome.
In this condition there is optic atrophy on the affected side with contralateral papilloedema. On the ipsilateral side there is central scotoma and hemianopia. This is usually due to meningioma involving the optic groove but may also be seen in cases of aneurysms affecting the anterior communicating or internal carotid arteries and in frontal lobe tumour.
The underlying causes should be treated.
As an adjunct therapy steroids and neurotropic vitamins may be used.
https://butanoblog.com/ The most important member of a family is the housewife. He lives as a pillar of a family. Women…
Staphylococcal Pneumonia It may be a primary respiratory infection or secondary to staphylococcal focus anywhere in the body. It is…
It is the commonest of all specific pneumonias. AETIOLOGY Predisposing causes Age: All ages but 50% of cases are below…
DEFINITION OF CHRONIC BRONCHIAL ASTHMA BRONCHIAL ASTHMA is a chronic reversible inflammatory destructive disease of the airways characterised by recurrent…
DEFINITION BRONCHIECTASIS SINGS is a condition of permanent abnormal dilatation of the larger bronchi. AETIOLOGY AND PATHOGENESIS Acquire Obstruction Obstruction…
DEFINITION OF CHRONIC BRONCHITIS PATIENT Chronic bronchitis may be defined as a disease characterised by cough and sputum for at…