Dermatopathology Institute
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Featured Article
Unknown Slide Review
Literature Update
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Featured Article
Leukocytoclastic Vasculitis
Warfarin is a very commonly used anti-coagulant. There are important new reports of a warfarin-induced leukocytoclastic vasculitis.

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 February 2009



Thank you for the positive feedback on the previous newsletters. If there are topics that you would like to see covered in our newsletters, please do not hesitate to contact us.

We hope some of you were able to attend our recent hospital and community presentations.

Malignant Melanoma-The Role of the Dermatopathologist. (Presented at Bread of Life Church, Torrance, CA. February 22, 2009)

Seven Things You Should Not Say at a Dermatopathology Conference. (Presented to Kaiser Woodland Hills Pathology Department, February 17, 2009)

Thank you.
The Dermatopathology Institute
Unknown Slide Reviews
Proliferating Pilar Tumor Unknown Slide Review Part 23

Test your diagnostic acumen with this review of interesting cases from this past week's signout.

What is this tumor that may be misdiagnosed as an invasive squamous cell carcinoma if only curettings are submitted?
Unknown Slide Reviews

Dermatopathology Slide Atlas

Diagnostic Pearls from the Dermatopathology Literature
MycobacteriumMicroabscesses and Pseudocysts-A Clue to Atypical Mycobacterial Infections

Am J Clin Pathol 2008;130:514-517.
It is always gratifying and surprising that new histopathologic patterns continue to emerge that may lead to etiologic clues to the offending organism. In this paper, an under-reported histopathologic pattern of microabscesses and pseudocysts may provide a clue to an underlying atypical rapidly growing Mycobacterium.
If you would like one of our dermatopathologists to give a talk to your office or facility, please contact us directly.

Thank you!

Paul K. Shitabata, M.D.
President and Medical Director
Dermatopathology Institute
Director of Dermatopathology, Harbor-UCLA Dermatology