Ganglioglioma

Gangliogliomas are tumors that start from groups of nerve cells (ganglion and glial cells) and grow in the brain. They are usually small and noncancerous, and they do not spread to other parts of the body.
Gangliogliomas are rare tumors. Most gangliogliomas occur in children and young adults.
Symptoms.
Seizures, headache, vomiting,
fatigue and weakness on one side of the body.