magnetic resonance imaging of cervical spine: cephalad mass of C1 vertebra associated with bone destruction
magnetic resonance imaging of cervical spine: cephalad mass of c1 vertebra associated with bone destruction
magnetic resonance imaging of cervical spine: cephalad mass of C1 vertebra associated with bone destruction (procedure)
magnetic resonance imaging of cervical spine: cephalad mass of c1 vertebra associated with bone destruction (procedure)