The American Society of Dermatopathology
L. David Hall, MD; Tammie Ferringer, MD
Question 1:
Clinical history: A 70-year-old man presented with a subcutaneous nodule on the neck. The histology is shown in Figures 1-4.
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Which of the following is the best diagnosis?
