JID VisualDx Quiz
JID VisualDx Quiz: March 2015 Andrew Ross1 and Robert S. Kirsner1 Journal of Investigative Dermatology (2015) 135, e26. doi:10.1038/jid.2014.542
JID and Logical Images, Inc., have cooperated to offer the JID VisualDx Quiz, incorporating diagnostic images from VisualDx’s vast database. Questions relate to the image as well as to selected articles in JID, which are listed after the questions. Answers will be posted as supplementary material. We hope you enjoy this challenge.
Image courtesy of Robert S. Kirsner.
QUESTIONS 1. What is your diagnosis? a. Basal cell carcinoma. b. Squamous cell carcinoma. c. Pyogenic granuloma. d. Atypical fibroxanthoma. e. Amelanotic melanoma. Department of Dermatology and Cutaneous Surgery, University of Miami Miller School of Medicine, Miami, Florida, USA
© 2015 The Society for Investigative Dermatology
JID VisualDx Quiz
2. Which of the following is true about having a second basal cell carcinoma (BCC) after having a first BCC? a.
It is likely to occur within the first year of the original BCC.
It is likely to occur within the second year of the original BCC.
It most commonly occurs in those younger than 40 years old.
d. It is less common to develop a BCC after the first BCC than after the first squamous cell carcinoma (SCC). e.
It tends to be more likely to metastasize.
3. Which of the following are true? a.
Age is a factor in skin cancer development.
b. Having a first BCC increases your risk of having a second BCC to a much greater extent than having a first SCC increases your risk of having a second SCC. c.
Chronic sun exposure is more highly correlated with SCC than with BCC.
BCCs and SCCs have a distinct predilection to certain anatomic locations.
All of the above.
TOPIC ARTICLE Questions 2 and 3 refer to the following article: Keim U, van der Pols JC, Williams GM et al. (2014) Exclusive development of a single type of keratinocyte skin cancer: evidence from an Australian population–based cohort study. J Invest Dermatol 135: 728–33.
Answers are available as supplementary material at http://dx.doi.org/10.1038/jid.2014.542.
Journal of Investigative Dermatology (2015), Volume 135
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