<prompt> Tarsal tunnel syndrome involves -Lateral cutaneous nerve of thighPosterior tibial nerveCommon peroneal nerveSciatic nerve  <response>: Ans. is b i.e., Posterior tibial nerve Entrapment neuropathyo Entrapment neuropathy is a medical condition caused by entrapment and compression of a peripheral nerve wherever it traverses fibro-osseous tunnels,o Sites of entrapment neuropathy are : -Carpal tunnel: - Median nerve carpal tunnel syndromeCubital tunnel: - Ulnar nerve cubital tunnel syndromeGuyan s canal: - Ulnar nerve Guyans canal syndromeTarsal tunnel: - Posterior tibial nerve Tarsal tunnel syndromeInguinal ligament: - Lateral cutaneous nerve of thigh meralgia paraesthetica.Suprascapular notch : - Suprascapular nerveNeck of fibula: - Common peroneal nerveFascial tunnel of superficial peroneal nerve : - Superficial peroneal nerveArcase of Frohse : - Posterior interosseous syndromeThoracic outlet: - Lower trunk of brachial plexusCompression in the foot: - Digital nerve Mortens metatarsalgia 