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- 1. 虚血性の急性尿細管壊死の考えられる予防策と治療法possible prevention and therapy of ischemic acute tubular necrosis [show details]
… prophylaxis against ATN, although some studies suggest benefit . Natriuretic peptides block tubular reabsorption of sodium, vasodilate afferent arterioles, and inhibit the renin-angiotensin system. Among … mg/kg per day intravenously [IV]; maximum of 2 g/day, given over four to six hours, or 35 mg/kg per day orally; maximum of 2.5… although studies that have examined this are limited due in part to inaccurate estimates of kidney function.…
- 2. 新生児の急性腎障害:発症機序、病因、臨床症状、診断neonatal acute kidney injury pathogenesis etiology clinical presentation and diagnosis [show details]
…the reduction in GFR and the degree of tubular reabsorption. Urine concentrating ability is limited in the newborn compared with the older individuals. The maximum urine concentration that can be achieved …
- 3. 成人の難治性浮腫の原因と治療causes and treatment of refractory edema in adults [show details]
… into the tubular fluid (ie, despite having the same rate of urinary diuretic excretion as normal controls) This problem is often due to increased tubular sodium reabsorption by nephron… response to the maximum effective oral dose of torsemide (100 to 200 mg per day in divided doses), an oral thiazide diuretic may be added to block distal reabsorption of sodium.… can help limit potassium wasting, although data demonstrating their efficacy in reducing extracellular fluid volume are limited .…
- 4. 新生児における輸液および電解質療法fluid and electrolyte therapy in newborns [show details]
…Sodium – In the neonate, maximum reabsorption of sodium is limited due to tubular immaturity and tubuloglomerular imbalance, which improves with increasing GA. Limited sodium reabsorption is in part due to reduced …
- 5. 小児における急性腎障害:臨床的特徴、病因、評価、および診断acute kidney injury in children clinical features etiology evaluation and diagnosis [show details]
… The incidence of pediatric AKI in resource-limited areas is unknown . In less developed countries, acute tubular necrosis secondary to gastroenteritis with dehydration or sepsis,… renal tubular function remains intact with avid reabsorption of sodium and water in response to renal hypoperfusion,… An alternative approach is to use published minimum and maximum normative serum creatinine values for age and gender .…
Related Links
- 尿細管での電解質・水の輸送 尿細管によって、糸球体濾液の再吸収が行われる。この場合、糸球体濾液に溶け込んでいる物質の輸送は、 受動輸送 と 能動輸送 との2つで行われる。 受動輸送の場合、再吸収にはエネルギーを必要とし
- しかし、糖尿病などで血糖値が尿細管の再吸収限度(尿細管最大輸送量) tubular transport maximum (TmG)を上回って上昇すると糖尿が現れる。このような状態でみられる糖尿をオーバーフロー糖尿 overflow glucosuria という。TmGの
- 2 Na+の再吸収経路① 近位尿細管でのNa+再吸収 ・Na+は、尿細管、集合管で99%は 再吸収される。 ・能動輸送で再吸収。 ・その内の60~70%が近位尿細管。 Na+再吸収の経路② 2 ヘンレの太い上行脚での 再吸収 3 遠位曲尿
★リンクテーブル★
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- 英
- maximum、maxima、maximal、largest、utmost、maximally
- 関
- 極限、極大、最大限、最大値
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- 英
- resorption、reabsorption、resorb、reabsorb
- 関
- 吸収、尿細管再吸収
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- 英
- absorption
- 関
- 水分は小腸で80-90%、大腸で10-20%吸収される (YN.A-12)
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- 英
- canaliculus、canaliculi、tubule
- 関
- 小管、尿細管