肾的先天性畸形介绍（An introduction to congenital malformations of the kidney）.docVIP

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肾的先天性畸形介绍（An introduction to congenital malformations of the kidney）.doc

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肾的先天性畸形介绍（An introduction to congenital malformations of the kidney）

肾的先天性畸形介绍（An introduction to congenital malformations of the kidney） An introduction to congenital malformations of the kidney Congenital malformation of the kidney, kidney can occur various abnormalities, abnormalities of the kidney can produce oppression of other organs, the kidney itself can be infection, bleeding, calculus, can also lead to renal or renovascular hypertension, renal parenchyma is severely reduced, occurrence of renal failure. Agenesis of the kidney may occur on one side or on both sides. The extra kidney is the third kidney alone, the most common malformation of the urinary system, occurring on the left side. Renal structural abnormality: (1) renal hypoplasia means that the kidney is less than 50% of the normal volume, but the differentiation and development of the nephron and the catheter are normal, but the number of renal units decreases, so the number of renal lobules and renal lobules decreases. 1. Simple renal hypoplasia: non hereditary malformation, mostly sporadic, individual familial, asexual difference. 2, broken renal hypoplasia: more common in women, no family. From the renal capsule showed renal parenchymal small parts, the renal tubular atrophy, filled with colloid tube type, only a handful of glomeruli, visible residual medulla. 3. Small and large renal unit hypoplasia of the kidney: more common in men, often bilateral, without familial. (two) cystic renal dysplasia: multicystic dysplastic kidney, often unilateral, no family, no difference in sex. The etiology is the most serious consequence of early ureteral obstruction in the fetus. (three) Department of hereditary polycystic kidney disease, both kidneys diffuse lesions, increase in size, with variably sized cysts, no obvious renal hypoplasia, but due to kidney cyst compression makes the impaired renal function. 1. infantile polycystic kidney disease is autosomal recessive, and its etiology is unknown. Morbidity is not limited to infants, but also in children and adults. The acco