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Peritoneal dialysis

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Questions and Answers

How does continuous venovenous hemodiafiltration (CVVHDF) differ from CVVH?

CVVHDF combines two different methods for fluid and solute removal (correct)

CVVHDF involves countercurrent flow

CVVHDF removes small- to medium-sized molecules

CVVHDF aims to remove only waste products

What is the primary goal of continuous venovenous hemofiltration (CVVH)?

Removing excess fluid (correct)

Maximally removing fluid and solutes

Moving fluid across a semipermeable membrane

Removing waste products due to uremia

Which CRRT mode involves slowly removing fluid through ultrafiltration at a rate of 100 to 300 mL/h?

Slow continuous ultrafiltration (SCUF) (correct)

Continuous venovenous hemofiltration (CVVH)

Continuous venovenous hemodiafiltration (CVVHDF)

Continuous venovenous hemofiltration with dialysis (CVVHD)

What characterizes the movement of blood and dialysate in continuous venovenous hemofiltration with dialysis (CVVHD)?

They flow in opposite directions (D) Signup and view all the answers

Which of the following is a contraindication for Continuous Renal Replacement Therapies (CRRTs)?

Hypotension (A) Signup and view all the answers

What is a common indication for Continuous Renal Replacement Therapies (CRRTs)?

Patients with high risk for hemodynamic instability (A) Signup and view all the answers

What is a critical nursing role in the management of patients undergoing dialysis?

Providing emotional support and education (C) Signup and view all the answers

What should the nurse prioritize in the pre-care of a patient undergoing dialysis?

Explaining the procedure and encouraging questions from the patient and family (C) Signup and view all the answers

What is the purpose of warming the dialyzing fluid to body temperature or slightly warmer before peritoneal dialysis?

To prevent hypothermia in the patient (D) Signup and view all the answers

Why is it important for the nurse to examine the abdomen before catheter insertion in peritoneal dialysis?

To assess for signs of infection (D) Signup and view all the answers

When performing peritoneal dialysis, why does the nurse need to take and record baseline vital signs before starting the procedure?

To document any changes in vital signs during dialysis (B) Signup and view all the answers

What is an essential step that the nurse must perform regarding fluid removal, replacement, and drug administration before starting peritoneal dialysis?

Following specific orders obtained before the procedure (D) Signup and view all the answers