Brain surgical operation has never been easy from the time of its inception. Once a tumor or other deformity is positioned deep inside the brain the neurosurgeons may possibly destroy or injure healthy brain tissue while doing the surgical operation to detach the tumor. In case of radiosurgery no cuts or openings of the brain are required to be performed. Doctors operate the newest imaging machinery to determine atypical sections in the brain with pinpoint precision as a result an array of radiation beams can be concentrate exactly on the target from numerous varied directions. Every radiation beam is extremely inadequate to damage the brain tissue it passes through. The injury takes place merely at the location in the brain where all the beams meet. By means of a computer, this portion can be precisely plotted to inside a fraction of a millimeter.
The process also known as stereotactic radiosurgery is generally used for brain tumors, arteriovenous malformations, trigeminal neuralgia, acoustic neuromas, or pituitary tumors.
In cases of brain tumors, radiosurgery is helpful in the administration both benign and malignant brain tumors, particularly tumors stem from somewhere else in the body that have metastasized to the brain. Radiosurgery frequently can treat tumors that may have been labeled as not curable due to its site in hard-to-reach sections of the brain.
In cases of arteriovenous malformations, which are the atypical clusters of arteries and veins that attach directly, instead of a network of capillaries, radiosurgery may provide a much lesser invasive opportunity with lower risk of neurologic damage. It is because when the arteriovenous malformations are situated in the brain, these defects can initiate serious bleeding, headaches or seizures.
The trigeminal neuralgia is a disease that triggers immobilizing facial pain that deems similar to an electric shock. Radiosurgery can produce an injury on the nerve that can block its pain indications. Such a process is normally set aside for older patients or for patients with chronic pain subsequent to other operations for trigeminal neuralgia.
The acoustic neuromas are non-cancerous tumors known as schwannomas formed on the nerve that distresses equilibrium and hearing sense. Radiosurgery can efficiently regulate and manage the development of tiny tumors in most cases, with a minor risk of deafness or loss of facial action as contrasted with traditional surgery.
The pituitary tumors of the pea-sized master gland that is situated deep inside the brain may possibly trigger different problems since the pituitary regulates the thyroid, adrenal and reproductive glands. Radiosurgery may be applied to end the development of the tumor and cease the atypical hormone secretion that can take place from these tumors.
As for the patient preparing for a surgical operation, they are advised not to take in any solid or liquid food after midnight of the day prior to surgery day. The patient must also remove every accessory he or she has. Further, be sure to inform the doctor of the various medications being taken prior to the operation so as to avoid contraindications with the other drugs that will be introduced to the patient before, during and after the surgical operation. Radiosurgery takes place in one day and the patient can be classified as out patient only. The various kinds of radiosurgery are gamma knife, linear accelerator, and proton beam.
The outcome of radiosurgery is no instant. It usually takes weeks or longer than that before its effects can be obvious. Imaging follow-ups studies are advised for its progress monitoring.
Future innovations in technology will turn radiosurgery as an alternative for the majority of the patients especially those who are poor candidates for the conventional types of treatment.Read on this subject
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Thursday, November 8th, 2007 at 6:18 am
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