Visceral pain is often described as generalized aching or squeezing. It is caused by compression in and around the organs, or by stretching of the abdominal cavity. Sometimes visceral pain may radiate to other areas in the body, making it even harder to pinpoint its exact location.
Data from the largest analysis to date of amyloid plaques showed they can appear 20 or 30 years before dementia symptoms.
Tumors of the Central & Peripheral Nervous System (Brain & Spine) â Diagnosis The first step in the identification of a brain tumor involves a neurological exam. This exam entails a series of tests which measures nervous system function and physical and mental alertness. If the results of this exam are abnormal, a brain scan will be administered by a neurological expert. A brain scan consists of a picture of the brainâs internal structures.