x-ray of cervical spine: sclerosis of apophyseal joints at C1-C2
x-ray of cervical spine: sclerosis of apophyseal joints at c1-c2
x-ray of cervical spine: sclerosis of apophyseal joints at C1-C2 (procedure)
x-ray of cervical spine: sclerosis of apophyseal joints at c1-c2 (procedure)