Paralytic squint

I Causes of Acute and Subacute Ophthalmoplegia

1 Acute and Subacute Inflammatory Ophthalmoplegia

a. Infective encephalitis(i) Viral(ii) Organismal(iii) Acute Central nervous diseases

b. Neuritic Inflammationc. Wide spread inflammationd. Toxic conditionse. Allergic conditions

2. Metabolic Diseasesa. Deficiency diseasesb. Diabetesc. Anaemiasd. Exophthalmic Ophthalmoplegiae. Porphyria

3. Intoxications from exogenous poisonsa. Metalicb Organicc. Drugsd. Spinal Anaesthesia

4. Vascular lesions

5. Neoplasms and Cysts

6. Trauma

II. CHRONIC AND PROGRESSIVE OPHTHALMOPLEGIA

1. Tabes & GPI2. Multiple Sclerosis3. Diffuse sclerosis4. Syringomyelia5. Amyotrophic lateral sclerosis

III EPISODIC OPHTHALMOPLEGIA1. Ophthalmoplegic Migraine

PARALYTIC SQUINT

(Paretic Squint or In-concomitant Squint or Non-concomitant Squint)

Definition:Paretic squint is manifest deviation of visual axes caused by a disturbance of the motor control of the ocular posture.

A non-comitant (incomitant) strabismus is one