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Ilioinguinal Nerve Entrapment
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Anatomy
- Main article: Ilioinguinal Nerve
The ilioinguinal nerve originates from the L1 nerve root along with the iliohypogastric nerve. It is a mixed nerve providing motor supply to the Internal Oblique and Transversus Abdominis muscles, and sensory supply to the anterior one third of the scrotum/labia and root of the penis/clitoris, as well as to the superior medial thigh.
Aetiology
- Post-surgical
- Inguinal hernia repair
- Traumatic trochar from laparoscopic surgery
- Appendectomy and hysterectomy
- Abdominoplasty
- Orchiectomy
- Other Trauma
- Blunt abdominal trauma
- Femoral catheterization
- Lower external oblique aponeurosis disruption (hockey players)
- Pregnancy
- Idiopathic, entrapment at:
- Paravertebral area
- Iliac crest
- Rectus border muscle
- Inguinal region
Differential Diagnosis
Differential Diagnosis
- Lumbar Radicular Pain and Radiculopathy
- Genitofemoral Nerve Entrapment
- Iliohypogastric Nerve Entrapment
- Lumbar Plexopathy
- Inguinal hernia
- Hydrocele
- Varicocele
References
- Elsakka KM, M Das J, Allam AE. Ilioinguinal Neuralgia. [Updated 2021 Nov 21]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2022 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK538256/