parenchymal: essential, distinctive cells of an organ.
Mass effect is the term for the compression of surrounding cells by tumor cells.
Visceral muscles
Thrombocytosis means increase in clotting cells.
Lobectomy is surgical removal of a lobe of an organ or a gland.
Sickling
The medical term for appendages or accessory structures of an organ is "adnexa".
Prolapse is the term meaning dropping of an organ.
hypoplasia
hermaphrodite
lavage
Stroma is the medical term meaning the connective tissue that provides the framework for an organ. It's counterpart is parenchyma, which means the main mass of the organ.
The medical term for the defective development or congenital absence of an organ or tissue is "agenesis."
Agenesis is the medical term meaning absent development of an organ or tissue. Atresia is the medical term meaning congenital absence or development of a tube.
The medical term for "away from an organ" is "distal." It refers to a structure that is farther away from a point of reference on the body.
The outer section of an organ can be called its cortex.
Hypertrophy
Organ failure