Microcystic adnexal carcinoma explained by a dermatopathologist. Dermpath made easy.

Microcystic adnexal carcinoma - This is a biphasic malignant sweat duct tumor with ductal and follicular differentiation. This is a bump or plaque typically on the upper lip, cheek or chin of older individuals. The tumor grows very slowly over the course of years. Keys to the diagnosis: 1. Poorly circumscribed and deeply infiltrative 2. Lymphoid aggregates typically found 3. Perineural invasion common 4. Biphasic: horn cysts (follicular differentiation) + paisley tie ductal structures, common superficially. 5. The tumor is infiltrative, in thin cords and duct-like nested structures. 6. Dense sclerotic collagen rich stroma. If you have benefited from this video and want to see more, please hit that like button. All I ask is that you hit that like button, subscribe and share this with others. That's the thing that keeps me producing this content - the knowledge that I am helping someone. Turn notifications on, but you don’t want to miss these short and fun tutorials. SUBSCRIBE TO DR MICHAEL LEE’S YOUTUBE CHANNEL    • Discover What Poison Ivy Rash Looks Like U...   What was the thing you liked most about this video? Was it too long, short, or just right? Comment below. I read all the comments and if you want a specific topic discussed, that’s the best place to do it. I post almost every day of the week so be sure to check back in regularly. Thank you. **CONNECT WITH DR MICHAEL LEE ON SOCIAL MEDIA** Instagram:   / mpleemd   Twitter: https://twitter.com/mpleemd?lang=en Facebook:   / mpleemd