EVs	extracellular vesicles
LM	leptomeningeal metastasis
DLS	Dynamic Light Scattering
NTA	Nanoparticle Tracking Analysis
CSF	cerebrospinal fluid
CNS	central nervous system
MFI	fluorescence intensity
ddPCR	digital droplet polymerase chain reaction
NSCLC	non-small cell lung cancer
PSD	particle size distribution
SD	standard deviation
VLP	ventriculolumbar perfusion
ANOVA	analysis of variance
CI	confidence interval
OS	overall survival