Final answer:
To assess biceps subluxation, clinicians perform physical examinations to evaluate pain, muscle strength, and range of motion, while radiographic assessments use MRI or ultrasound to visualize the tendon's position. These evaluations together provide a comprehensive understanding of biceps tendon integrity and joint functionality.
Step-by-step explanation:
To clinically assess a patient for biceps subluxation, a variety of tests are utilized to determine the range of motion, muscular strength, neuromuscular control, and the integrity of the biceps tendon.
A physical examination might start with having the patient contract muscles against resistance, such as the biceps brachii, which is important for flexing the forearm, supinating it, and flexing the arm at the shoulder. Particularly, the examiner will look for signs of pain, tenderness, and abnormal movement or positioning of the biceps tendon during arm movements.
Radiographic assessment generally involves imaging techniques such as MRI or ultrasound that can visualize the position of the biceps tendon within the bicipital groove of the humerus. The radiologist or orthopedic specialist will evaluate these images for evidence of dislocation or subluxation of the tendon, as well as possible associated injuries such as tears or degeneration.
It's also crucial to assess the patient's range of motion through movements such as abduction, adduction, circumduction, and flexion/extension of the arm. This observation helps determine any limitations or discomfort that may be indicative of subluxation. Other aspects such as observing for tremor, testing reflexes, and comparing bilateral muscle strength can provide further insight into the integrity and function of the biceps and associated structures.