gallbladder melanoma (MONDO_0004484) is a melanoma that arises from the gallbladder. Also known as: gall bladder melanoma, gall bladder melanoma (disease), gallbladder malignant melanoma, malignant melanoma of gallbladder, malignant melanoma of the gallbladder, melanoma (disease) of gall bladder, melanoma of gallbladder, melanoma of the gallbladder.