Frontal nerve injury symptoms?

summary

Neuron injury is a kind of disease with great damage to human body. The earlier treatment, the greater the probability of recovery. What are the categories of neuronal injury? What are the symptoms of neuronal damage? What are the treatments for neuron damage? Let's give you a detailed introduction.

Frontal nerve injury symptoms?

Olfactory nerve injury: ethmoid sinus fracture or frontal basal brain contusion are common symptoms, such as cerebrospinal fluid leakage, unilateral or bilateral partial or complete loss of olfaction.

Optic nerve injury: anterior and middle fossa fractures involving orbital apex and optic canal. The direct light reflex disappeared and the indirect light reflex was normal. If the optic chiasm is damaged, the vision of both eyes is damaged and the visual field is damaged.

Oculomotor, trochlear, abduction and trigeminal nerve branch injuries: pterygoid, petrous temporal bone and maxillofacial fractures were common. Diplopia, ptosis, mydriasis, disappearance of light reflex and deviation of eyeball to the outside and below were found in patients with oculomotor nerve injury; The injury of trochlear nerve showed diplopia during downward gaze.

matters needing attention

The injury of abducent nerve may cause the limitation of abduction and the deviation of the eye; Trigeminal nerve injury can be seen corneal reflex disappeared, facial sensory disorders, masticatory weakness, occasional trigeminal neuralgia.