Difference between revisions of "Template:Squamous-cell like skin proliferations - differential diagnosis"

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File:Histopathology of seborrheic keratosis.jpg|'''[[Seborrheic keratosis]]''': Acanthosis, absence of atypia, pseudo-horn cysts, in inflamed lesions, mitoses may be present.  
 
File:Histopathology of seborrheic keratosis.jpg|'''[[Seborrheic keratosis]]''': Acanthosis, absence of atypia, pseudo-horn cysts, in inflamed lesions, mitoses may be present.  
 
File:High-magnification micrograph of oral bowenoid papulosis.jpg|'''Bowenoid papulosis''': Atypical keratinocytes and mitoses. Histology similar to Bowen’s disease.  
 
File:High-magnification micrograph of oral bowenoid papulosis.jpg|'''Bowenoid papulosis''': Atypical keratinocytes and mitoses. Histology similar to Bowen’s disease.  
 +
File:Melanoma resembling a squamous cell carcinoma.jpg|A '''[[melanoma]]''' may have relatively plentiful eosinophilic cytoplasm, and be seemingly continuous with the squamous epithelium (at left in image), thus resembling a squamous cell carcinoma. However, the nesting of cells at right in the image is more characteristic of a melanoma.
 
File:Micrograph of squamous cell carcinoma metastasis to the skin.jpg|'''Metastasis''': Personal medical history of the patient, nodular proliferation without connection to epidermis, immunohistochemical evaluation. Squamous-cell carcinoma metastasis from lungs to the skin is pictured.
 
File:Micrograph of squamous cell carcinoma metastasis to the skin.jpg|'''Metastasis''': Personal medical history of the patient, nodular proliferation without connection to epidermis, immunohistochemical evaluation. Squamous-cell carcinoma metastasis from lungs to the skin is pictured.
 
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Latest revision as of 11:50, 22 July 2021

Author: Mikael Häggström [notes 1]

Squamous cell-like skin proliferations: Differential diagnosis

Main differential diagnoses and their characteristics:[1]

Notes

  1. For a full list of contributors, see article history. Creators of images are attributed at the image description pages, seen by clicking on the images. See Patholines:Authorship for details.
  2. - Buschke–Löwenstein tumor is an alternative name for verrucous squamous cell carcinoma in the ano-genital region.
    - Carcinoma cuniculatum is a characteristic form of verrucous squamous cell carcinoma on the sole.
  3. Inverted follicular keratosis is generally thought to be a rare variant of seborrheic keratosis, but this position is not universally accepted.
    - Karadag, AyseSerap; Ozlu, Emin; Uzuncakmak, TugbaKevser; Akdeniz, Necmettin; Cobanoglu, Bengu; Oman, Berkant (2016). "Inverted follicular keratosis successfully treated with imiquimod ". Indian Dermatology Online Journal 7 (3): 177. doi:10.4103/2229-5178.182354. ISSN 2229-5178. 

Main page

References

  1. Initially copied from: Paolino, Giovanni; Donati, Michele; Didona, Dario; Mercuri, Santo; Cantisani, Carmen (2017). "Histology of Non-Melanoma Skin Cancers: An Update ". Biomedicines 5 (4): 71. doi:10.3390/biomedicines5040071. ISSN 2227-9059.  - "This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/)."