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Difference between revisions of "Vocal cord nodule"
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'''Vocal cord nodule''', also '''vocal cord polyp''' and '''singer's nodule''', is a benign pathology of the [[head and neck pathology|head and neck]]. | |||
==General== | |||
*Benign. | |||
*[[AKA]] ''singer's nodule''. | |||
*Etiology: overuse, mechanical trauma (?). | |||
==Microscopic== | |||
Features:<ref>URL: [http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675%2806%2970310-2 http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675%2806%2970310-2]. Accessed on: 4 February 2011.</ref> | |||
*Early: | |||
*#Edema. | |||
*#Fibroblasts proliferation. | |||
*Late: | |||
*#Subepithelial hyaline / stromal hyaline. | |||
*#Blood vessels - dilated. | |||
Notes: | |||
*No inflammation. | |||
DDx:<ref>{{Ref HaNP|9}}</ref> | |||
*[[Amyloidosis]]. | |||
*[[Granular cell tumour]]. | |||
*Spindle cell [[squamous cell carcinoma of the head and neck|squamous cell carcinoma]]. | |||
*Myxoma. | |||
*Ductal-type cyst. | |||
*[[Rheumatoid nodule]].<ref>{{Cite journal | last1 = Abdou | first1 = AG. | last2 = Asaad | first2 = NY. | title = Rheumatoid nodule of the vocal cord. | journal = Int J Surg Pathol | volume = 20 | issue = 5 | pages = 481-2 | month = Oct | year = 2012 | doi = 10.1177/1066896912448426 | PMID = 22674917 }}</ref> | |||
===Images=== | |||
<gallery> | |||
Image:Laryngeal_nodule_(1).jpg?uselang=en | Laryngeal nodule - low mag. (WC) | |||
Image:Laryngeal_nodule_(2).jpg?uselang=en | Laryngeal nodule (WC) | |||
</gallery> | |||
==Sign out== | |||
<pre> | |||
VOCAL CORD LESION, EXCISION: | |||
- STRATIFIED SQUAMOUS EPITHELIUM WITH PARAKERATOSIS AND SUBEPITHELIAL | |||
HYALINE MATERIAL, CONSISTENT WITH WITH VOCAL CORD NODULE OR POLYP. | |||
- NEGATIVE FOR MALIGNANCY. | |||
</pre> | |||
==See also== | |||
*[[Head and neck pathology]]. | |||
==References== | |||
{{Reflist|2}} | |||
[[Category:Head and neck pathology]] | |||
[[Category:Diagnosis]] | [[Category:Diagnosis]] | ||