David Rosenblum, MD discusses Cluneal Neuralgia. 

References

1. Aota Y. Entrapment of middle cluneal nerves as an unknown cause of low back pain. World Journal of Orthopedics. 2016;7(3):167-170.
2. Ermis M, Yildrum D, Duraknasa M, Tanam C, Ermis O. Medial superior cluneal nerve entrapment neuropathy in military personnel; diagnosis and etiologic factors. J Back Muscul Rehab. 2011;4:137-144.
3. https://paindoctor.com/treatments/cluneal-nerve-blocks/
4. Talu G, Suleyman O, talu U. Supeior cluneal nerve entrapment. Regional Anesthesia and Pain Medicine. 2000;25(6):648-650.
5. Wisotzky E, Cocchiarella A. Cluneal neuropathy – An underdiagnosed cause of low back pain: A case series. PM&R. 2010;2(9):73-74.
6. https://rapm.bmj.com/content/25/6/648
7. http://drmorgan.info/clinicians-corner/cluneal-nerve-entrapment/
8. https://www.ncbi.nlm.nih.gov/pubmed/28236130