Difference between revisions of "An introduction to head and neck pathology"

An introduction to head and neck pathology (view source)

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 =Other benign=
 ==Vocal cord nodule==
-===General===
-*Benign.
 *[[AKA]] ''singer's nodule''.
-*Etiology: overuse, mechanical trauma (?).
+*[[AKA]] ''vocal cord polyp''.
+{{Main|Vocal cord nodule}}
-===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.
-Images:
-*[http://commons.wikimedia.org/wiki/File:Laryngeal_nodule_(1).jpg?uselang=en Laryngeal nodule - low mag. (WC)].
-*[http://commons.wikimedia.org/wiki/File:Laryngeal_nodule_(2).jpg?uselang=en Laryngeal nodule (WC)].
-===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>
 ==Squamous papilloma==