You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What 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 and explain in detail?
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