21 Renal Failure
![](https://photos.thisispiggy.com/file/wikiFiles/dIMCqIB.jpg)
- chronic renal failure = CKD
![](https://photos.thisispiggy.com/file/wikiFiles/xpMumUF.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/VSWjI3L.jpg)
ARF
![](https://photos.thisispiggy.com/file/wikiFiles/YKHo1Wd.jpg)
- rising levels of BUN and Cr, filtered by the kidney, will rise in blood if kidney starts to fail
![](https://photos.thisispiggy.com/file/wikiFiles/vVYWBso.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/ITl3TTw.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/sToTMFK.jpg)
- usually found on routine labs
![](https://photos.thisispiggy.com/file/wikiFiles/KL9cbs7.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/AoWB1P9.jpg)
Prerenal
![](https://photos.thisispiggy.com/file/wikiFiles/YKHo1Wd.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/4Djtm05.jpg)
- kidney perceive less blood, absorb more water
![](https://photos.thisispiggy.com/file/wikiFiles/9Rm97Pg.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/glA1s7X.jpg)
Intrinsic
![](https://photos.thisispiggy.com/file/wikiFiles/YKHo1Wd.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/93rd3vP.jpg)
- cannot filter blood because not working for some reason
![](https://photos.thisispiggy.com/file/wikiFiles/f9c99eG.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/2NCMIe4.jpg)
Post
![](https://photos.thisispiggy.com/file/wikiFiles/YKHo1Wd.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/ForEQZH.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/naCUpXX.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/WBqXh5k.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/ht3mxzj.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/QpQJVjB.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/mtelfBe.jpg)
- dehydrated: initially pre-renal failure, severe then progress to ATN
![](https://photos.thisispiggy.com/file/wikiFiles/o07tf4K.jpg)
Chronic
![](https://photos.thisispiggy.com/file/wikiFiles/SqgGhDR.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/LqgePVb.jpg)
- stage 1: >90 but with risk factors
Dialysis
![](https://photos.thisispiggy.com/file/wikiFiles/2Xi1Lgy.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/JRvfwES.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/loV50Gb.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/2fkNmLP.jpg)
- central lines problems: infections, blood clots, don't last
Complications
![](https://photos.thisispiggy.com/file/wikiFiles/CJOPdKw.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/gxJD9RD.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/pUsMPyy.jpg)
- low Ca constantly stimulate PTH
- enough secondary stimulation causes tertiary
![](https://photos.thisispiggy.com/file/wikiFiles/fIqblh3.jpg)
- renal osteodystrophy
- bones begin to degrade
![](https://photos.thisispiggy.com/file/wikiFiles/PQKV7Wr.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/auQER78.jpg)
- any of these meds increases BUN/Cr
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