Table 1.
Nineteen canine amelanotic oral sarcomas were excluded from further study based upon the absence of melanocyte differentiation marker expression by IHC (see Table S2). Twenty-seven of 111 oral melanomas were considered low malignant potential (see narrative). An additional 44 low malignant potential melanocytic neoplasms were studied by a board subpanel.
Includes 11 benign cutaneous melanocytomas.
Acral/ungual/scrotal cutaneous sites.
These represent additional melanoma patient specimens, including acral sites, available for comparison.
Anorectal, vulvovaginal, gall bladder, sinonasal, and esophagus. Board participants agreed dogs have rare nasal and anorectal melanoma.