Cystic lesions of peripheral nerves: Are we missing the diagnosis of the intraneural ganglion cyst?

Table 2 Epidemiological data of patients diagnosed with cystic lesions related to the nerve

Patient data	Intraneural ganglion cyst	Extraneural ganglion cyst	Para-labral cyst	Cystic schwannoma	Nerve abscess
Total number of lesions	13	10	6	8	8
Mean age (yr) SD	38.2 14.66	30.5 16.42	32 3.94	42.6 10.79	28.2 12.84
Common symptoms	Pain along distribution of nerve, motor weakness	Pain and swelling	Pain and weakness of external rotators	Parasthesia, pain along distribution of nerve	Parasthesia and weakness
Male:female ratio	10:2	6:4	6:0	5:3	8:0
Nerves involved	CPN 7	Near	Near	CPN 3	Ulnar 51
	Tibial 2	CPN 9	SSN 6	Median 2	CPN 21
	Suprascapular 2	Radial 1		Sciatic 1	Median 3
	Prox. Sciatic 1			Tibial 1	Radial 31
	Obturator 1			Radial 1
Number who underwent surgery	6/13	10/10	6/6	8/8	3/8
Correct diagnosis on MRI	7/13	8/10	6/6	8/8	8/8

¹Combined involvement of multiple nerves. MRI: Magnetic resonance imaging; CPN: Common peroneal nerve.