<unk>  is the removal of a small piece of<unk>  tissue for the diagnosis of abnormalities of the<unk> . It is used to diagnose tumors, infection, inflammation, and other<unk>  disorders. By examining the tissue sample under a microscope, the biopsy sample provides information about the appropriate diagnosis and treatment.
Brain biopsy
Meningeal biopsy
Hemoencephalography
Cranioscopy
Lumbar puncture
Stereoelectroencephalography
CSF tap test
Ultrasound-guided lumbar puncture