Please confirm that you are a health care professional
The link you have selected will take you to a third-party website. We do not control or have responsibility for the content of any third-party site.
Photograph of a Boston Terrier with a mast cell tumor infiltrating the left inguinal lymph node. Notice the bruising and ecchymosis. The original tumor appeared as a fleshy skin tag on the left caudal thigh for 3 years before it metastasized.
Courtesy of Dr. Alice Villalobos.