Somatomammotropinoma is a rare, mixed, functioning pituitary adenoma characterized by the cosecretion of growth hormone and prolactin, which manifests with signs and symptoms of both acromegaly and hyperprolactinemia.

Seizures are an intermittent abnormality of the central nervous system due to a sudden, excessive, disorderly discharge of cerebral neurons and characterized clinically by some combination of disturbance of sensation, loss of consciousness, impairment of psychic function, or convulsive movements. The term epilepsy is used to describe chronic, recurrent seizures.