The diagnostic pitfalls of lumbar disc herniation---- malignant sciatic nerve tumour: two case reports and literature review

Table 1 Summary of the reported cases of sciatic nerve tumours misdiagnosed as LDH

Author [ref.]	Sex	Age	Clinical presentation	Diagnosis	Misdiagnosis	Treatment	Follow-up	T1WI	T2WI	CE
Wei-Ting Wu [4]	male	27	Sciatica, Tinel’s sign present	Schwannoma	LDH	neurolysis	recure	none	Hyper	Rim
Fernando Guedes [5]	female	37	Sciatica, TDIGP, Tinel’s sign present	low-grade sarcoma	LDH	surgery	stable for 2 years	none	none	none
E.Bes¸konaklı [6]	female	21	Sciatica,a positive Laseque’s sign, plantar flexion weakness, numbness, and decreased achille reflex	osteosarcoma	LDH	surgical and medical treatment	died of pulmonary metastases 8 months later.	none	none	none
E.Bes¸konaklı [6]	female	55	Sciatica, Laseque’s sign, numbness, plantar flexion weakness,and abolished ankle reflex	osteosarcoma	LDH	surgical and medical treatment	none	none	none	none
Jung Soo Bang [10]	female	56	Sciatica, numbness, decreased ankle reflex	extraosseous Ewing Sarcoma	LDH	surgery	stable for 5 months	Iso	hyper	Rim
Peng Wang [11]	female	46	Sciatica	malignant peripheral nerve sheath tumor	LDH	surgery	pulmonary metastases 3 years	none	none	none
A. Peters [13]	none	67	Sciatica	lipoma	LDH	surgery	none	none	none	none

Note: Hypo hypointense, Hyper hyperintense, Iso isointensive, CE contrast enhancement, TDIGP tenderness on deep intragluteal palpation, LDH intervertebral disc herniation

ISSN: 1471-2474