1 Trochlear Nerve (Cranial Nerve IV) - Injury to the trochlear nerve can cause vertical diplopia on looking downward which improves with contralateral head tilt and worsens with ipsilateral head tilt. 2  Abducens Nerve (Cranial Nerve VI) - In a complete injury of the abducens nerve, the affected eye is turned medially. Trochlear Nerve (Cranial Nerve IV) - Injury to the trochlear nerve can cause vertical diplopia on looking downward which improves with contralateral head tilt and worsens with ipsilateral head tilt. 2  Abducens Nerve (Cranial Nerve VI) - In a complete injury of the abducens nerve, the affected eye is turned medially.
Even a minor bump can cause a large goose egg. To reduce the swelling, apply ice to the injury as soon as possible. Although the swelling usually goes away within a few days, skin discoloration may persist for one to two weeks. If you're still concerned about your child's head injury, even if it seems minor, you should contact your doctor. Source(s):
Goose Egg On Forehead: How To Treat A Swollen Bump On Forehead Goose egg is a soft swelling on the forehead which in attributed to collection of fluid exudates from the blood vessels that have been damaged following a traumatic episode. Injury to the head can often result in goose head and is more commonly observed in infants (primarily due to inadequate hair cover).