In some cases, however, the process of involution fails to take place, and the gland may even undergo hyperplasia and exert pressure on the trachea, the great blood vessels, or the left vagus nerve and its recurrent branch.
The tumours most frequently met with in the pituitary body are of the nature of adenoma with hyperplasia and cystic degeneration; carcinoma and sarcoma also occur.
Under certain conditions in which a hyperplasia of the lymphatic glandular apparatus makes its appearance, we often see at first an increase of the lymphocytes in the blood.
The early hyperplasia of the solitary and mesenteric glands, and the hyperaemia and thickening of the surface of the ileum and colon in those who have survived a few days, indicate the inflammatory character of the malady.
This change consists in hyperplasia of the gland-constituents.
According to some observers, it is to the proliferation of the proper gland-cells that the new formations owe their origin; according to others, to the hyperplasia of the cells lining the ducts.
The neighboring connective tissue may undergo hyperplasia and a more or less extensive sclerosis occur.
At the same time that hyperplasia of the connective tissue is taking place the fat is accumulating in the hepatic cells.
These organs are changed by a hyperplasia of the connective tissue, and especially by fatty degeneration of the epithelium.
A ligature to the common duct in animals is followed in so short a time as two weeks by hyperplasia of the connective tissue and atrophy of the gland-elements.
Enlargement of the mesenteric glands from cellular hyperplasia and hypertrophy of the connective tissue is constantly associated with the morbid changes of the intestines just described.
These may be due in part to hyperplasia and in part to blood-engorgement.
In ainhum there is, first, simple hypertrophy, then active hyperplasia The papillae degenerate when deprived of blood supply, and become horny.
Microscopically the enlargement would seem to be due rather to hyperplasia than to hypertrophy.
Osteitis deformans is a hyperplasia of bone described by Paget in 1856.
According to modern investigations, it is an inflammation induced by hyperplasiaof the rete mucosum; and it is beginning to be believed that this hyperplasia may have a parasitic factor as the starting-cause.
The epidermis alone is involved; it consists, in fact, of a hyperplasia of the horny layer.
In other animals hyperplasia progresses for a time--until the parts become greatly enlarged and conditions apparently attain an immutable state.
In such cases there occurs a hyperplasia of the skin and subcutaneous tissues, resulting in some instances, in the affected member attaining an enormous size.
With hyperplasiaof lamina, at the anterior portion of the distal phalanx, there results a thick "white line.
The case was clinically unusual in that the picture of a pseudoleukemia was presented, with demonstration at autopsy of great hyperplasia of retroperitoneal lymph nodes and grossly visible islands of lymphoid hyperplasia in liver and spleen.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "hyperplasia" in a variety of sentences. We hope that you will now be able to make sentences using this word.
