Hypertrophy

{Jii-per’ ’-tro-fe) \jmi]p, over; Tpoprj, nourishment]. An increase in the size of a ti ue or organ independent of the general growth of the body. H., Compensatory, that resulting from the increased activity of an organ to make up some deficiency in a paired organ, or in itself. H., Concentric, of the heart, increase in the thickne of the walls, without increase in the size of the organ, but with diminution in the capacity of its chambers. H., Excentric, of the heart, hypertrophy with dilatation. H., False, an increase in some one constituent ti ue of an organ, usually the connective ti ue. H., Numeric, H. due to an increase in the number of cells. H., Simple. 1. That in which there is increase in the size of the individual cells. 2. Of the heart, increased thickne of the walls, the size of the cavities remaining unchanged. H., True, an increase of all the component ti ues of an organ giving increased power. 323