SRS & SBRT

1. What is the primary difference between stereotactic radiosurgery (SRS) and stereotactic radiotherapy (SRT)?

• a) SRS is a single high-dose treatment, while SRT involves multiple lower doses.

• b) SRS is used only for brain tumors, while SRT can be used for any cancer.

• c) SRS requires hospitalization, whereas SRT does not.

• d) SRS is less precise than SRT.

2. Which of the following technologies is commonly used in SRS?

• a) Chemotherapy

• b) Gamma Knife

• c) MRI

• d) Ultrasound

3. What imaging modality is often used for treatment planning in stereotactic techniques?

• a) X-ray

• b) CT scan

• c) ECG

• d) Endoscopy

4. What type of conditions can be treated using SRS?

• a) Only benign tumors

• b) Brain tumors and functional disorders

• c) Skin cancers exclusively

• d) Only vascular malformations

5. Which statement about side effects of SRS is true?

• a) SRS has no side effects.

• b) Side effects are typically mild and temporary.

• c) All patients will experience severe side effects.

• d) Side effects occur only after long-term treatment.

6. The process of immobilizing a patient for SRS is important for:

• a) Increasing treatment time

• b) Enhancing comfort during the procedure

• c) Ensuring accurate targeting of the tumor

• d) Reducing the need for imaging

7. Which of the following is NOT a common side effect of stereotactic radiotherapy?

• a) Fatigue

• b) Hair loss in the treatment area

• c) Nausea

• d) Increased appetite

8. During the treatment planning process, what is the main goal?

• a) To minimize patient discomfort

• b) To optimize the radiation dose to the tumor while sparing healthy tissue

• c) To determine the patient's prognosis

• d) To schedule follow-up appointments

9. What role does imaging play in SRS and SRT?

• a) It is only used for diagnosis.

• b) It is used to locate tumors and plan the treatment precisely.

• c) It is not needed for treatment planning.

• d) It only helps in patient recovery.

10. Which of the following is a benefit of stereotactic techniques?

• a) Requires longer recovery times

• b) Reduces the need for surgical intervention

• c) Increases the risk of complications

• d) Provides a low-cost treatment option