magnetic resonance imaging of lumbar spine: intramedullary mass of cord with hypointense T1 signal
magnetic resonance imaging of lumbar spine: intramedullary mass of cord with hypointense t1 signal
magnetic resonance imaging of lumbar spine: intramedullary mass of cord with hypointense T1 signal (procedure)
magnetic resonance imaging of lumbar spine: intramedullary mass of cord with hypointense t1 signal (procedure)