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Saphenous Neuralgia: The Frequently Missed Cause of Medial Knee and Leg Pain
Saphenous neuralgia is an under-recognized cause of medial knee and leg pain characterized by burning hypersensitivity without weakness. Often mistaken for arthritis or meniscal injury, it responds best to targeted nerve evaluation and ultrasound-guided treatment.

David Stephen Klein, MD FACA FACPM
1 day ago5 min read


Back Pain Due to Cluneal Nerve: Entrapment Cryptogenic Back Pain. When the Problem is NOT the Disc
Back and buttock pain that persists despite standard imaging and conservative therapy often leaves patients and clinicians searching for an underlying explanation. One frequently overlooked cause involves injury or entrapment of the cluneal nerves—three distinct sensory nerve groups that supply the skin over the lower back, sacrum, and buttocks. When compressed or inflamed, these nerves can generate pain syndromes that closely resemble lumbar radiculopathy, sacroiliac dysfunc

David S. Klein, MD FACA FACPM
Nov 28, 20256 min read
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