Myocardial hypertrophy
Myocardial hypertrophy
(二)Hyperplasia1. Definition:constitutes an increase in thenumber of cells in an organ ortissue, which may then haveincreased volume.2. Types:() Physiologic hyperplasia
（二）Hyperplasia 1. Definition: constitutes an increase in the number of cells in an organ or tissue, which may then have increased volume. 2. Types: (1) Physiologic hyperplasia
1Hormonal hyperplasia:SMC of uterus during pregnancyCompensatory hyperplasia→partialhepatectomy(2)Pathologic hyperplasia:excessivehormonal stimulationthe effects of growth factors on target cells
① Hormonal hyperplasia: SMC of uterus during pregnancy ② Compensatory hyperplasia →partial hepatectomy (2) Pathologic hyperplasia: excessive hormonal stimulation the effects of growth factors on target cells
Hyperplasiaofmucosalepithlium(gastriculcer
Hyperplasia of mucosal epithlium(gastric ulcer)
Subacute severehepatitisCVG
Subacute severe hepatitis