The Sister Mary Joseph nodule is a well known cutaneous metastasis.
[radiopaedia.org]
[…] appearing at the umbilicus is called a Sister Mary Joseph nodule and is a sign of extensive colorectal cancer October is breast cancer awareness month.
[comderm.com]
Mary Joseph's nodule) - stomach, colon, ovary, kidney, breast Pelvis - colon Extremities - melanoma, breast, lung, renal, intestinal Morphology Patients may present with
[pcds.org.uk]