Ideal

• Humeral epicondyles are in the same frontal plane

You See

• Lateral humeral epicondyle is more anterior
• Lateral humeral epicondyle is more posterior

Likely Cause

• Check for shoulder joint restriction
• Lateral humeral epicondyle is more anterior – arm is medially rotated, short arm medial rotators
• Lateral humeral epicondyle is more posterior – arm is laterally rotated, short arm lateral rotators