Difference between revisions of "Vocal cord nodule"
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VOCAL CORD LESION, EXCISION: | VOCAL CORD LESION, EXCISION: | ||
- STRATIFIED SQUAMOUS EPITHELIUM WITH PARAKERATOSIS AND | - STRATIFIED SQUAMOUS EPITHELIUM WITH PARAKERATOSIS AND STROMAL EDEMA, CONSISTENT | ||
WITH BENIGN VOCAL CORD NODULE OR POLYP. | WITH BENIGN VOCAL CORD NODULE OR POLYP. | ||
- NEGATIVE FOR MALIGNANCY. | - NEGATIVE FOR MALIGNANCY. | ||
Revision as of 16:58, 25 February 2014
Vocal cord nodule, also vocal cord polyp and singer's nodule, is a benign pathology of the head and neck.
General
- Benign.
- AKA singer's nodule.
- Etiology: overuse, mechanical trauma (?).
Microscopic
Features:[1]
- Early:
- Edema.
- Fibroblasts proliferation.
- Late:
- Subepithelial hyaline / stromal hyaline.
- Blood vessels - dilated.
Notes:
- No inflammation.
DDx:[2]
- Amyloidosis.
- Granular cell tumour.
- Spindle cell squamous cell carcinoma.
- Myxoma.
- Ductal-type cyst.
- Rheumatoid nodule.[3]
Images
Laryngeal nodule - low mag. (WC)
Laryngeal nodule (WC)
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VOCAL CORD LESION, EXCISION: - STRATIFIED SQUAMOUS EPITHELIUM WITH PARAKERATOSIS AND STROMAL EDEMA, CONSISTENT WITH BENIGN VOCAL CORD NODULE OR POLYP. - NEGATIVE FOR MALIGNANCY.
VOCAL CORD LESION, EXCISION: - STRATIFIED SQUAMOUS EPITHELIUM WITH PARAKERATOSIS AND SUBEPITHELIAL HYALINE MATERIAL, CONSISTENT WITH WITH VOCAL CORD NODULE OR POLYP. - NEGATIVE FOR MALIGNANCY.
See also
References
- ↑ URL: http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675%2806%2970310-2. Accessed on: 4 February 2011.
- ↑ Thompson, Lester D. R. (2006). Head and Neck Pathology: A Volume in Foundations in Diagnostic Pathology Series (1st ed.). Churchill Livingstone. pp. 9. ISBN 978-0443069604.
- ↑ Abdou, AG.; Asaad, NY. (Oct 2012). "Rheumatoid nodule of the vocal cord.". Int J Surg Pathol 20 (5): 481-2. doi:10.1177/1066896912448426. PMID 22674917.