Pectineo femoral pinch syndrome: A common cause of groin & anterior thigh pain and weakness MSK Neurology Vibration in the Lower Abdomen (Female) Qadri Medical PC Neuropathic groin pain can be tough to diagnose, especially in such a complex anatomic region where lumbosacral plexus nerve branches overlap. After reviewing patients over 20 years, the authors share a step wise Neuropathic Pelvic Pain: Beyond Pudendal Neuralgia