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 the forehead is associated with severe edema and swelling on the forehead along with a sensation of bruising pain. The treatment regimen for goose egg on the forehead includes, Local application of ice packs on the forehead help in vasoconstriction of the blood vessels.