It is usually diagnosed with the history of the patient and behavioural changes and impaired cognitive functions.
Complete blood test
Blood urea and creatinine levels should be checked.
Partial thromboplastin and Prothrombin time should be checked to rule out the dysfunction of the clotting factors.
Electroencephalogram(EEG): the doctors might suggest EEG to detect any abnormalities in the brain.
Imaging tests: CT scan, MRI scan SPECTs and PET scans help doctors locate the tumor and determine if it is cancerous or benign.
Neurological exam: During a neurological exam, your doctor will look for changes in your balance, coordination, mental status, hearing, vision and reflexes. These changes can point to the part of your brain that may be affected by a tumor.
Spinal tap:A doctor uses a small needle to remove fluid from around the spine. A laboratory examines this fluid to look for cancer cells. It is also known as lumbar puncture.
Single photon emission computed tomography
Positron emission tomography : It is used in early diagnosis of altered mental status.
Biomarker tests. A biomarker is a biological factor that can be measured to indicate the presence or absence of disease or the risk of developing a disease.
Neuropsychological test mainly to observe cognitive functions is done with MINI MENTAL STATE EXAMINATION