Activated by a "key" trigger point in another muscle; resolving the key point often inactivates the satellite automatically. Diagnostic Indicators:
Trigger points are primarily categorized by their activity level and location relative to other symptomatic areas: Trigger Point
An involuntary withdrawal or behavioral response to pressure, reflecting extreme tenderness. Activated by a "key" trigger point in another
Produce spontaneous local and referred pain that mimics the patient’s familiar discomfort. Trigger Point
Pain perceived in a distant location from the palpated nodule, following established muscle-specific maps. II. Etiology and Common Locations