"MRI "
"GFAP: may be positive if an astrocytic component is present"
"Additionally FGFR (FGFR1-TACC1 fusion) is commonly identified and is an important diagnostic feature 6."
Expected headings
"Variants"
"MRI "
"Differential diagnoses"
"No specific clinical features are present, with presentation depending on the size and location of the tumour. Seizures, headaches and focal neurological defects are typical manifestations."
"Lesions tend to be generally circumscribed, complex and sometimes large, complex, and variably enhancing masses. They are often partly or mainly cystic and calcification is not uncommon(>10%). They may or may not be associated with peritumoral oedema."