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General Medicine

Keratoacanthoma

Patrick M. Zito, PharmD, DO and Daniel Rivlin, MD Reviewed 06/2022
 

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Figure 10.44. Keratoacanthoma. This dome-shaped lesion arose over a matter of months. A central, keratin-filled crater can be seen.

 

Figure 10.44. Keratoacanthoma. This dome-shaped lesion arose over a matter of months. A central, keratin-filled crater can be seen.

 

<bold><italic>Figure 14.50.</bold> A.</bold> Squamous cell carcinoma. <bold>B.</bold> Keratoacanthoma.

 

<bold><italic>Figure 14.50.</bold> A.</bold> Squamous cell carcinoma. <bold>B.</bold> Keratoacanthoma.

...

<bold><italic>Figure 24-29</bold> Keratoacanthoma. A:</bold> This rapidly growing nodule appeared on the sun-exposed dorsum of the wrist. Note its volcano-like appearance. <bold>B:</bold> The microscopic study shows hyperplasia of the epidermis and a central core of keratin.

 

<bold><italic>Figure 24-29</bold> Keratoacanthoma. A:</bold> This rapidly growing nodule appeared on the sun-expos...

Keratoacanthoma. A keratin-filled crater (right) is lined by glassy proliferating keratinocytes that invade the dermis.

 

Keratoacanthoma. A keratin-filled crater (right) is lined by glassy proliferating keratinocytes that invade the dermis.

 

keratoacanthoma

 

keratoacanthoma

 

Squamous Cell Carcinoma of the Lip

 

Squamous Cell Carcinoma of the Lip

 
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