TABLE 3.

Symptoms of upper cervical instability (UCI) are altered by neck movement and/or position.

● Increased symptoms with neck motion into, or when held in, flexion, extension, and/or rotation, especially increased neurological symptoms ● Apprehension about neck extension (e.g., washing hair, going to the hairdresser) ● Increased symptoms when leaning forward, looking down ● Increased symptoms with forward head posture, e.g., using computer keyboard ● Increased symptoms when upright with neck unsupported ● Decreased symptoms when in neutral or wearing a neck brace ● Apprehension, anxiety, or fear of manual exam to the neck