How to Pass the CNN Exam in 2026 (Free Certified Nephrology Nurse Guide)
May 5, 2026
Are you a registered nurse preparing for the 2026 Certified Nephrology Nurse (CNN) exam? This free guide breaks down everything you need to know to pass on your first attempt.
We cover:
- The crucial 3,000-hour and 25% multi-modality eligibility rules.
- A complete breakdown of the 5 CNN exam content domains and their weights.
- Key clinical calculations you MUST know, including Kt/V, URR, and the calcium-phosphate product.
- High-yield topics like vascular access, peritoneal dialysis (PD), and CKD-MBD management.
Read the full guide and access our FREE CNN practice questions here:
https://open-exam-prep.com/blog/nncc-cnn-certified-nephrology-nurse-exam-guide-2026
This video will give you the framework and confidence to create your study plan and earn your CNN credential. Start preparing with Open Exam Prep today!
⏱️ Timestamps:
0:00 - Introduction
0:07 - Scene 1
0:41 - Scene 2
1:15 - Scene 3
1:47 - Scene 4
2:18 - Scene 5
2:49 - Scene 6
3:23 - Next steps
Recommended study resources:
Disclosure: As an Amazon Associate, Open Exam Prep earns from qualifying purchases. We may earn a commission if you buy through these links.
- CNN Exam Secrets Study Guide: CNN Test Review for the Certified Nephrology Nurse Exam: https://www.amazon.com/dp/1609714318?tag=openexamprep-20
- CNN Exam Practice Questions: CNN Practice Tests & Review for the Certified Nephrology Nurse Exam: https://www.amazon.com/dp/1516700511?tag=openexamprep-20
- Certified Nephrology Nurse Exam Prep 2025-2026: Your All-in-One Prep to Success: https://www.amazon.com/dp/B0FRMFR8T3?tag=openexamprep-20
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