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An Orthotopic Sciatic Nerve Xenograft for Neurofibromatosis Type 1 Neurofibromas
Published on: October 10, 2025
653
Diffuse neurofibroma of scalp.
Sushil Kumar1, S Bhaskar2, Amit Handa1
1Department of Neurosurgery, St. Stephen's Hospital, Tis Hazari, India.
Asian Journal of Neurosurgery
|February 17, 2015
Summary
A young man had a soft head swelling that was diagnosed as a diffuse neurofibroma after surgical removal. This case highlights the importance of histopathology for diagnosing such benign tumors.
Area of Science:
- Neurosurgery
- Dermatopathology
- Oncology
Background:
- Neurofibromas are benign tumors arising from nerve sheath cells.
- Diffuse neurofibromas are a rare subtype characterized by infiltrative growth.
- Head and neck region is a common site for neurofibroma development.
Observation:
- A 22-year-old male presented with a large, soft, compressible swelling in the right occipito-parietal area.
- Initial fine needle aspiration cytology yielded only blood, suggesting a vascular or hemorrhagic lesion.
- The swelling was surgically excised for definitive diagnosis and management.
Findings:
- Histopathology confirmed the excised lesion to be a diffuse neurofibroma.
- The tumor exhibited characteristic features of neurofibroma without evidence of malignancy.
- Microscopic examination revealed infiltration of surrounding tissues by neoplastic nerve sheath cells.
Implications:
- This case underscores the diagnostic challenges posed by diffuse neurofibromas, especially when initial cytology is non-specific.
- Complete surgical excision is the standard treatment for symptomatic or cosmetically concerning neurofibromas.
- Accurate histopathological diagnosis is crucial for differentiating benign neurofibromas from other soft tissue neoplasms.
