Hepatic arterial infusion Hepatic arterial infusion Hepatic Arterial Infusion (HAI) is a medical procedure that delivers chemotherapy directly to the liver. The procedure, mostly used in combination with systemic chemotherapy, plays a role in the treatment of liver metastases in patients with colorectal cancer (CRC). Although surgical resection remains the standard of care for these liver metastases, majority of patients have lesions that are unresectable. The liver derives its blood supply from two sources – via the hepatic arterial circulation and the portal circulation. Liver metastases get most of their blood supply primarily from the hepatic artery, whereas the normal liver cells get
Adjective Adjective In linguistics, an adjective (abbreviated ) is a describing word, the main syntactic role of which is to qualify a noun or noun phrase, giving more information about the object signified. Adjectives are one of the English parts of speech, although they were historically classed together with the nouns. Certain words that were traditionally considered to be adjectives, including "the", "this", "my", etc., are today usually classed separately, as determiners. "Adjective" comes from Latin "" "additional (noun)", a calque of . In the grammatical tradition of Latin and Greek, because adjectives were inflected for gender, number, and case like