A 62 year old, obese factory worker complains of pain in his right shoulder on arm abduction; on evaluation, decreased ROM and strength are noted. You also notice that he is beginning to use accessory muscles to substitute movements and to compensate. These symptoms may indicate ___________.
A) A referred pain from a herniated lumbar disk
B) Rotator cuff strain or impingement
C) Angina
D) Advanced stages of multiple sclerosis