SRS in Turkey : Neurosurgery technique for safe, precise brain therapy
What is stereotactic radiosurgery?
Stereotactic radiosurgery (SRS) is a medical procedure that uses highly focused beams of radiation to target a specific area inside the brain or body with extreme accuracy. Even though the word “surgery” is part of its name, SRS does not involve any incisions. There are no surgical cuts, stitches, or general anesthesia in most cases.
What makes SRS unique is its precision. Using detailed imaging scans, doctors map the exact location of the tumor or abnormal tissue in three dimensions. This allows the radiation to be delivered directly to the target while reducing exposure to the surrounding healthy tissue as much as possible.
Stereotactic radiosurgery is often considered when:
- A tumor or lesion is located in a delicate or hard-to-reach area, or
- Traditional surgery may be too risky or not necessary.
Many patients receive SRS as a one-day outpatient treatment, meaning they can return home the same day and resume normal activities relatively quickly.
Types of Stereotactic Radiosurgery
Stereotactic radiosurgery can be performed using different technologies. All of them deliver radiation to a very precise target, but the equipment used can vary. Your medical team will choose the most suitable option based on the tumor’s location, size, and your overall health.
1. Gamma Knife Surgery
Gamma Knife is designed specifically for treating conditions inside the brain. It uses many small beams of radiation that meet at one carefully calculated point. This high level of precision helps protect healthy brain tissue. Gamma Knife is commonly used for conditions such as acoustic neuroma, meningioma, and pituitary adenoma.
2. LINAC Based Radiosurgery (Linear Accelerator)
A LINAC system can treat both brain and body tumors. It shapes radiation beams to match the exact form of the tumor. Because of its flexibility, it is widely used in many hospitals. It is often used for tumors such as glioblastoma, glioma, and some tumors that affect the spine or chest area.
3. Proton Therapy
Proton therapy uses proton particles rather than traditional radiation. These particles release most of their energy directly where the tumor is located with less radiation affecting surrounding tissues. This makes proton therapy a helpful option for tumors near very sensitive areas or for younger patients. It may be used for conditions such as chordoma, craniopharyngioma, and pineoblastoma.
How does srs work?
Stereotactic radiosurgery works by delivering precise, high-dose radiation to a specific area that needs treatment. The goal is to damage the DNA of the abnormal cells, which gradually stops them from growing. Over time, the targeted tumor or lesion may shrink or stop changing entirely.
The process relies on advanced imaging and planning to make sure the radiation reaches the exact location intended.
Here is the general approach:
1. Imaging and Mapping
Before treatment, detailed scans such as MRI or CT are performed. These images allow doctors to identify the precise size, shape, and location of the tumor or lesion. This information is used to create a personalized treatment plan.
2. Patient Positioning
To ensure accuracy, the head or body is gently supported so that the area being treated does not move during the procedure. Depending on the technology used, this may involve a head frame or a soft custom-fitted mask.
3. Focused Radiation Delivery
The machine directs beams of radiation from multiple angles toward the target. Each individual beam is low in strength, but when they meet at the specific treatment point, the combined effect delivers a therapeutic dose.
4. No Incisions and No Hospital Stay
Because nothing is physically cut or removed, there is no traditional recovery period. Many patients return home the same day and resume their routine shortly after, depending on how they feel.
The effects of SRS happen gradually, and follow-up imaging is used to monitor progress over time.
Which conditions can be treated with SRS?
Stereotactic radiosurgery is used to treat a range of brain, head, neck, and certain body conditions, especially when the affected area is very delicate or difficult to reach with traditional surgery. It is often recommended for small to medium-sized tumors or lesions, and for patients who cannot or prefer not to undergo open surgery.
Below are some of the conditions commonly treated with SRS:
Brain Tumors
SRS can be used for both benign and malignant tumors.
Examples include:
- Meningioma
- Pituitary adenoma
- Acoustic neuroma
- Glioma and glioblastoma
- Pineoblastoma
- Hemangioblastoma
- Paraganglioma
Rare or hard-to-reach tumors
Some tumors grow near essential structures like the brainstem or major nerves, making surgery risky.
SRS is often used to treat cases such as:
- Chordoma
- Craniopharyngioma
Metastatic Brain Tumors
SRS is also commonly used when cancer has spread to the brain from another part of the body. It can target one tumor or several small tumors with precision.
Vascular and functional conditions
In certain cases, SRS may be used to treat conditions involving abnormal blood vessels or nerve signals, such as:
- Arteriovenous malformations (AVMs)
- Trigeminal neuralgia (severe facial nerve pain)
Your medical team will decide if SRS is suitable based on the tumor’s size, location, and your overall health.
Benefits of Stereotactic Radiosurgery
Stereotactic radiosurgery offers several advantages, especially for patients who are not able to undergo traditional surgery or prefer a less invasive option. Because it does not involve cutting or removing tissue, the experience and recovery are generally much smoother.
Key Benefits Include
1. No Incisions
SRS does not require surgical cuts or stitches. This means there is no scarring, no risk of infection from a surgical wound, and no need for general anesthesia in most cases.
2. High Precision
The radiation is targeted very carefully to the tumor or lesion. This helps protect surrounding healthy tissue, which is particularly important when treating areas like the brain or near major nerves.
3. Outpatient Treatment
Most patients go home the same day. There is no hospital stay, and many people can return to their normal routine within a short period, depending on how they feel.
4. Alternative to Traditional Surgery
SRS can be an important option when open surgery is too risky or not possible due to the tumor’s location, the patient’s health, or personal preference.
5. Gradual and Controlled Effects
The effect of SRS takes place over time. This allows the body to respond gradually, and doctors can monitor progress through scheduled imaging and follow-up visits.
6. Can Treat Multiple Small Tumors
In certain cases, SRS can be used to treat several small metastatic brain tumors during one treatment plan, offering an efficient and targeted approach.
Preparing for Stereotactic Radiosurgery
Preparation for stereotactic radiosurgery is usually straightforward. The goal is to make sure the treatment is planned accurately and that you feel informed and comfortable.
- Medical Evaluation
Your care team will review your medical history, current medications, and any previous treatments. Imaging scans like MRI or CT are performed to clearly define the area that needs treatment. These scans help doctors design a treatment plan that is unique to your condition.
Discussion with your team
You will have the chance to ask questions and understand what to expect. Your doctor will explain the goal of the treatment, how long the procedure may take, and the follow-up schedule. This is also the time to discuss any concerns you may have.
- Medication and eating instructions
In most cases, you can eat and drink as usual before the procedure. Some patients may receive medication to help them relax if needed. Your medical team will let you know if any medications should be adjusted before treatment.
- Positioning preparation
To help ensure accuracy during treatment, a gentle support system is used to keep the head or body still. This may be a soft mask or another comfort-based positioning device. It is designed to be secure but not painful.
Day of treatment
Stereotactic radiosurgery is typically done on an outpatient basis. You will arrive at the hospital or clinic, complete the procedure, and return home the same day. Most patients can walk, eat, and talk normally afterward.
Being prepared helps the procedure go smoothly and reduces any stress or uncertainty.
What to expect after the procedure
Most patients go home the same day after stereotactic radiosurgery. Since there are no incisions, recovery is usually quick and comfortable.
Right After Treatment
You will rest for a short time while your care team makes sure you are feeling well. Some people feel a little tired, especially if they received relaxation medication.
Going Home
It is best to have someone drive you. You can usually return to normal daily activities later that day or the next day, unless your doctor advises otherwise.
Mild Temporary Symptoms
Some patients may notice:
- A mild headache
- Fatigue
- Slight tenderness where the mask or frame was placed
These effects are typically temporary and not severe.
Follow-Up
The results of SRS develop gradually. Your doctor will schedule follow-up visits and imaging to monitor how the treated area responds over time.
Stereotactic Radiosurgery side effects
Most people tolerate stereotactic radiosurgery well. Because the treatment is highly targeted and there are no incisions, side effects are usually mild and temporary. However, everyone responds differently, and your care team will explain what is most relevant to your situation.
Common short-term side effects
These may appear within the first few days:
- Mild headache
- Fatigue or feeling low on energy
- Slight swelling or tenderness where the mask or frame was placed
These effects are typically manageable and improve on their own.
Possible delayed effects
In some cases, mild swelling in the treated area of the brain or surrounding tissues can develop over time. If this occurs, your doctor may prescribe medication to reduce inflammation and support your comfort.
Serious side effects
Serious complications are uncommon. Your medical team monitors your progress through follow-up scans and appointments to ensure the treatment is working as expected.
When to Contact Your Doctor
Reach out to your care team if you notice symptoms that feel unusual, sudden, or persistent. They can quickly determine the best way to support you.
Stereotactic radiosurgery in Turkey
Our expert neurosurgeons use advanced imaging and meticulous planning to ensure radiation targets the tumor accurately while preserving surrounding healthy brain tissue. With most procedures performed on an outpatient basis, recovery is swift, and patients can often resume normal activities the same day.
Choosing Biruni Hospital means receiving world-class care, combining precision, safety, and a patient-centered approach. Whether you are dealing with benign tumors, malignant tumors, or metastatic lesions, our multidisciplinary team is dedicated to creating a personalized treatment plan to maximize results and quality of life.
Experience the benefits of SRS at Biruni Hospital in Turkey,where advanced technology meets expert care for effective, safe, and precise brain tumor therapy.