Table 2.
Literature review of mass lesions causing meralgia paresthetica: results from 29 articles
| First author | Year publication | Mass lesion | Clue(s) |
|---|---|---|---|
| Flowers | 1968 | Retroperitoneal lipofibrosarcoma | Continuous pain in thigh and to a lesser degree in the lumbosacral region |
| Good | 1981 | Bone bar after iliac bone graft harvest | Bony bar formed 5 years after harvest with nerve passing through it |
| Suber | 1979 | Uterine fibroid tumor compressing superior lumbar plexus | Sensory disturbance extended outside distribution are LFCN |
| Rinkel | 1990 | Metastasis vertebral body L2 | Compression nerve root L2 |
| Rotenberg | 1990 | Pelvic inflammatory disease | Bilasterale case |
| Amoiridis | 1993 | Malignant tumor psoas | Walking impossible due to intolerable increase in pain |
| Brett | 1997 | Abdominal aortic aneurysm | Sudden onset, back pain |
| Tharion | 1997 | Metastasis in iliac crest | Hard mass |
| Trummer | 2000 | Lumbar disc herniation, extraforaminal L2–L3 | Low back pain, advise MRI in all patients with meralgia |
| Yamamoto | 2001 | Hemangiomatosis | Diffuse swelling around ASIS |
| Yamamoto | 2001 | Heterotopic ossification | 40 years after iliac bone graft harvesting |
| Gupta | 2003 | Hip-joint synovial cyst | Firm swelling in iliac fossa |
| Ahmed | 2010 | Femoral acetabular impingement | Discovered on MRI thigh |
| Rau | 2010 | Lipoma | Relief after excision lipoma |
| Yang | 2010 | L1 radiculopathy | probably root L2, because of suspect disc S1-S2 on MRI |
| Yi | 2012 | Iliacus hematoma | Both femoral neuropathy and meralgia paresthetica |
| Talwar | 2012 | Peritoneal dialysis | Increased intra-abdominal pressure |
| Lonkar | 2012 | Spinal hydatid | Swelling back |
| Ramirez Huaranga | 2013 | Renal tumor | Large abdomen, mass on CT |
| Noh | 2015 | Pancreatic pseudocyst | Abdominal pain, palpable mass |
| Nishimura | 2015 | Appendicitis | Prolonged fever, acute lymphoblastic leukemia |
| Arabi | 2015 | Schwannoma at level L2 | Improvement after tumor resection |
| Magalhaes | 2019 | Pelvic osteochondroma | Thickening of iliac bone at palpation |
| Triplett | 2019 | Sartorius muscle fibrosis | Treated with cortisone injection |
| Gencer Atalay | 2020 | Inguinal lymphadenopathy | US-guided block with betamethasone and bupivacaine relieved pain |
| Makris | 2020 | Schwannoma LFCN | Improvement after tumor resection |
| Ganhao | 2021 | Lipomatosis | Small mass medial to ASIS |
| Seror | 2021 | Extraforaminal disc herniation L2-L3 | L2 radiculopathy |
| Toscano | 2021 | Giant hemorrhagic trochanteric bursitis | Mobile mass lesion |