System: Gastrointestinal: Anal: Neoplastic: Melanoma
System: Gastrointestinal: Anal: Neoplastic: Melanoma
squamous mucosa and mucosal based spindle cell neoplasm Image
2 Image
proximal aspect of the tumor abuts glandular rectal mucosa. see the normal gland Image
high power - amelanotic tumor. i thought i took a photo of the s100, will have to find it Image
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