| BRA | bilateral renal agenesis; bone-resorbing activity; brain-reactive antibody |
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| CERD | chronic end-stage renal disease |
| CRF | case report form; chronic renal failure; chronic respiratory failure; coagulase-reacting factor; con... |
| CRI | Cardiac Risk Index; catheter-related infection; chronic renal insufficiency; chronic respiratory ins... |
| CRPF | chloroquine-resistant Plasmodium falciparum; closed reduction and percutaneous fixation; contralater... |
| renal masses in children | <radiology> Hydronephrosis, obstructed duplication, multicystic dysplastic kidney, 2nd most frequent abdominal mass in the neonate, ureteropelvic atresia during metanephric intrauterine phase, 40% contralateral involvement, mesoblastic nephroma, most common newborn solid renal tumour, Wilms tumour, multiloculated cystic nephroma, multiple noncommunicating cysts (12 Dec 1998) |
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| renal medulla | The centre portion of the kidney. (27 Sep 1997) |
| renal nanism | Infantile renal osteodystrophy. (05 Mar 2000) |
| renal osteitis fibrosa | renal rickets |
| renal osteodystrophy | Generalised changes in the bone which resemble osteomalacia and rickets, occurring in those with chronic renal failure. (27 Sep 1997) |
| renal pelvis | <anatomy> The area at the centre of the kidney. Urine collects here and is funneled into the ureter. (12 Dec 1998) |
| renal plasma flow | <physiology> The amount of plasma that perfuses the kidneys per unit time, approximately 10% greater than effective renal plasma flow. It should be differentiated from the renal blood flow which refers to the total volume of blood flowing through the renal vasculature, while the renal plasma flow refers to the rate of plasma flow. (12 Dec 1998) |
| renal plexus | The autonomic plexus surrounding the renal artery and extending with it into the substance of the kidney. Synonym: plexus renalis. (05 Mar 2000) |
| renal-portal | <anatomy> Both renal and portal. See Portal. Source: Websters Dictionary (01 Mar 1998) |
| renal portal system | An arterial portal system, in which efferent glomerular arterioles receive blood from the capillaries of the renal glomeruli and carry it to the peritubular capillary plexus surrounding the proximal and distal convoluted tubules. Synonym: hypothalamohypophysial portal system. (05 Mar 2000) |
| renal pyramid | One of a number of pyramidal masses seen on longitudinal section of the kidney; collectively, they constitute the renal medulla, and contain part of the secreting tubules and the collecting tubules. Synonym: pyramis renalis, malpighian pyramid, medullary pyramid. (05 Mar 2000) |
| renal reflex | Anuria caused by injury to a remote part of the body or by disease or injury to one kidney or ureter. (05 Mar 2000) |
| renal replacement therapy | Procedures which temporarily or permanently remedy insufficient cleansing of body fluids by the kidneys. (12 Dec 1998) |
| renal retinopathy | Hypertensive retinopathy associated with chronic glomerulonephritis or nephrosclerosis. (05 Mar 2000) |
| renal segments | Regions of the kidney supplied by end arteries branching from the renal arteries; they are named anterior inferior segmentum, anterius superior segmentum, inferior segmentum, posterior segmentum, and superior segmentum. Synonym: segmenta renalia, arterial segments of kidney. (05 Mar 2000) |