A carcinoma that arises from the gallbladder. It is characterized by the presence of glandular and squamous malignant epithelial components. The disease is Monarch Disease Ontology id MONDO_0006217 (gallbladder adenosquamous carcinoma). Also known as: adenosquamous carcinoma of gallbladder, adenosquamous carcinoma of the gallbladder, adenosquamous gallbladder carcinoma, gall bladder adenosquamous carcinoma, gallbladder adenosquamous cancer.