Medical MCQ-A patient presented with his head tilted towards left. On examination, he was having left hyperopia which increased on looking towards right or medially. The muscle which is most likely paralyzed is

A patient presented with his head tilted towards left. On examination, he was having left hyperopia which increased on looking towards right or medially. The muscle which is most likely paralyzed is

Left superior oblique

Left inferior oblique

Right superior oblique

Right inferior oblique

Question Category:

Ophthalmology

Correct Answer:

Left superior oblique

Description:

Hyperopia is a condition of misalignment of the eyes (strabismus), whereby the visual axis of one eye is higher than the fellow fixating eye. Can be seen in Superior oblique Palsy Inferior oblique overaction Compensatory head posture. It is adapted to avoid diplopia and confusion. Head is turned towards the direction of action of the paralysed muscle, e.g., if the right lateral rectus is paralysed, the patient will keep the head turned towards right. Left hyperopia is due to left superior oblique palsy REFERENCE:Khurana 4e pg: 331

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