A case of injury to right brow due to a fall from scooter presents with sudden loss of vision in the right eye. The pupil shows absent direct reflex but a normal consensual pupillary reflex is present. The fundus is normal. The treatment or choice is:
Intensive intravenous coicosteroids as prescribed for spinal injuries to be instituted within six hours Pulse methyl Prednisolone 250 mg four times daily for three days Oral Prednisolone 1.5 mg/kg body weight Emergency optic canal decompression