Goodmorning!

We saw something today that we have not seen before. We had a colon with an
incredible black pigment in the sub-mucosa. It is very black and abundant.
Reminds me of carbon in the lung. Does not stain with Iron stain. Any ideas?

Marg

Marjorie Hagerty H.T. (ASCP) H.T.L., Q IHC
Supervisor, Anatomic Pathology
Eisenhower Medical Center
39-000 Bob Hope Drive
Rancho Mirage, CA 92270
Marg