Analyzing Brain Tumor Recurrence: Using Case Study and Purposive Sampling"
"Analyzing Brain Tumor Recurrence: Using Case Study and Purposive Sampling" Brain tumor can recur. Cognitive abilities may then be significantly affected. Vision can also be impaired; in several cases, blindness may occur. Brain tumor is such a severe disease that it can return even after treatment and initial recovery. If any neurologist considers a brain tumor patient as a purposive sample, he can easily identify the similar causes of tumor recurrence. Symptoms and causes, including severe headache, loss of eyesight, memory loss, nerve weakness, and behavioral changes, become similar after the tumor recurs. Eventually, a neurologist sheds light on MRI results and suggests that his patient undergo the test. Particularly, he uses a fixed design strategy and purposive sampling strategy to collect data. Subsequently, the result of his research will be valid and reliable. Based on dependent variables like headache, loss of eyesight, memory loss, nerve weakness, and behavioral c...