In the human body, the central nervous system (CNS) consists of the brain and spinal cord. It is an incredibly vital system, making cancers that affect it particularly grave. The tumors that develop in the CNS pose a significant threat due to the brain’s role in controlling the majority of the body’s functions, as well as the spinal cord’s responsibility for transmitting and receiving signals related to these functions. While certain cancers originate directly in the CNS, others metastasize from different regions of the body to invade this critical system.
Causes of CNS Cancers
The causes of central nervous system (CNS) cancers are not yet fully understood by medical professionals. However, there are several known risk factors that have been identified. These risk factors include exposure to radiation, immunodeficiency, experiencing high levels of stress, and having a family history of CNS or other types of cancer.
As individuals age, their likelihood of developing cancer increases. Additionally, certain genetic disorders such as Gorlin syndrome, Cowden syndrome, tuberous sclerosis, and Von Hippel-Lindau disease have been found to increase the risk of specific types of CNS tumors.
While some groups believe that environmental factors, infections, and cell phone use may contribute to the development of cancer, there is currently no strong scientific evidence to support these claims.
Symptoms of CNS Cancers
The symptoms of central nervous system (CNS) cancers can vary significantly from person to person, even among those with the same type of tumor. General symptoms often arise when a tumor exerts pressure on the CNS, whereas specific symptoms emerge when a tumor interferes with the normal function of a specific part of the brain. The most prevalent general symptoms typically include vomiting, nausea, and headaches that intensify in certain positions. Additionally, individuals may experience slow speech, memory loss, and other cognitive impairments, as well as vision or hearing loss, back pain, seizures, and difficulties with walking. If left untreated, CNS tumors continue to grow and inflict further damage on the brain, eventually posing a life-threatening risk.