Myopia

Posted on Fri, 28 Aug 2009

Definition:It is type of refractive error in which the light rays from infinite falls before retina resulting in blurred vision.Etiology:1.Axial myopia2.Curvatural myopia3.Index myopia4.Positional myo...

The dry eye

Posted on Thu, 30 Jul 2009

It is nothing but a symptom complex occuring as a sequale to deficiency or abnormality of tear film.Etiology: 1.Aqueous layer deficiency               2.Mucin deficiency               3.Lipid abnormal...

Blow-out injury or fracture

Posted on Fri, 24 Jul 2009

This condition is due to inward displecement of eye ball by any force exerted on it.Aetiopathology: The eye ball is pushed inside the orbital septum with a force exerted with a round objects like tenn...

Orbital Cellulitis

Posted on Fri, 24 Jul 2009

It is refered as inflammation of soft tissue of orbit or eyeball behind the orbital septum.Aetiology: 1.Exogenous- Any injury or retraction of foriegn body.                 2.Extention of infection fr...

Proptosis

Posted on Thu, 23 Jul 2009

It refers to outward displacement of eye ball along the margine of the orbit. It is very synonimous to "exophthalmos" but it is related to Thyroid diseases where "proptosis " doesnot.Classsification: ...