The patient requires renal replacement therapy. Which of the following statement(s) is/are true concerning the differences between hemodialysis and continuous arteriovenous hemodialysis (CAVHD)?
A.	Anticoagulation is not required for CAVHD
B.	Hemodynamic instability will be a particular problem with both techniques
C.	Both techniques will decrease serum urea ni+62trogen levels
D.	CAVHD will likely result in better removal of excessive volume
Answer:C
The patient requires renal replacement therapy. Which of the following statement(s) is/are true concerning the differences between hemodialysis and continuous arteriovenous hemodialysis (CAVHD)?
A.	Anticoagulation is not required for CAVHD B.	Hemodynamic instability will be a particular problem with both techniques C.	Both techniques will decrease serum urea ni+62trogen levels D.	CAVHD will likely result in better removal of excessive volume