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Understanding the exact breakdown of the NNCC Certified Clinical Hemodialysis Technician test will help you know what to expect and how to most effectively prepare. The NNCC Certified Clinical Hemodialysis Technician has 165 multiple-choice questions . The exam will be broken down into the sections below:
| NNCC Certified Clinical Hemodialysis Technician Exam Blueprint | ||
|---|---|---|
| Domain Name | % | Number of Questions |
| Clinical | 50% | 83 |
| Technical | 23% | 38 |
| Environment | 15% | 25 |
| Role | 12% | 20 |
NNCC Certified Clinical Hemodialysis Technician Study Tips by Domain
- Verify patient identity with two identifiers and confirm the dialysis prescription (dialyzer, bath, time, UF goal) before initiation; red flag: any mismatch—stop and clarify with the RN/provider.
- Obtain and trend pre/post vital signs and weight to set a realistic ultrafiltration plan; priority rule: if systolic BP is low or trending down, reduce UF and notify per facility protocol.
- Assess vascular access for bruit/thrill, swelling, redness, or drainage before cannulation; contraindication: absent thrill/bruit or signs of infection—do not cannulate and escalate immediately.
- Perform cannulation using aseptic technique and correct needle direction/angle per access type; common trap: infiltrations from advancing against resistance—stop, withdraw, and re-site per policy.
- Monitor the patient during treatment for cramps, nausea, headache, chest pain, dyspnea, or altered mental status; red flag: chest pain or acute shortness of breath—stop UF, call for help, and follow emergency protocol.
- Discontinue treatment safely with ordered rinseback and post-assessments, then document access hemostasis and post weight/vitals; threshold cue: bleeding not controlled within facility time limit requires immediate RN notification.
- Before initiating treatment, verify dialyzer and bloodline compatibility, correct connection orientation, and that all clamps are open/closed as intended; a red flag is repeated “air” or “arterial/venous pressure” alarms after setup, which often indicates a misconnection or partially clamped line.
- Prime the extracorporeal circuit completely and confirm the air detector and venous clamp function; a hard stop contraindication is any visible air past the venous air trap or a non-functioning air detector—do not start blood pump until resolved.
- Confirm dialysate conductivity and pH are within facility limits before hooking up; a priority rule is “out-of-range conductivity/pH = stop and troubleshoot,” because it can indicate wrong concentrate, proportioning failure, or water issue.
- Set and monitor blood flow (QB) and dialysate flow (QD) per prescription and patient access tolerance; a common trap is increasing QB to “fix” clearance when pressures are trending high, which can worsen access recirculation or infiltrate a fistula/graft.
- Trend arterial and venous pressures and TMP together during treatment; a threshold cue is a sudden sustained rise in venous pressure or TMP (with stable QB) suggesting clotting, kinked line, or needle malposition—address before loss of circuit occurs.
- Perform a safe rinseback and termination, ensuring saline path is correct and all blood is returned without introducing air; a red flag is “foamy” venous chamber or unstable venous pressure during rinseback, which can indicate air entrainment or dislodged needle.
- Confirm water treatment status (e.g., pretreatment, RO, and disinfection logs) before first patient; red flag: any missed/overdue disinfection or out-of-range water results—hold treatments until cleared per facility policy.
- Perform machine and station setup with clean-to-dirty workflow; common trap: touching clean supplies after handling used lines—change gloves and re-clean the surface before proceeding.
- Manage infection control using dialysis-specific precautions (e.g., separating clean supply areas from contaminated areas); priority rule: stop the task and disinfect immediately if blood is visible on any surface.
- Handle spills and sharps safely; threshold cue: any blood spill requires appropriate disinfectant with required contact time, and any sharps disposal beyond the fill line is a contraindication to continued use—replace the container.
- Maintain patient area safety (chairs, scales, floors, and cords); red flag: wet floor or unsecured tubing/cables—correct before moving the patient to prevent falls or line dislodgement.
- Ensure proper storage and labeling of dialysate concentrates, disinfectants, and medications; common trap: look-alike containers—verify label and expiration every time and segregate chemicals from patient-care supplies.
- Verify patient identity using two identifiers (e.g., name and DOB) before any treatment step; red flag: mismatch between wristband and chart—stop and resolve before proceeding.
- Maintain confidentiality at all times (including hallway and social media); common trap: discussing patient status within earshot of others or sharing photos from the unit—do not do either.
- Practice within your scope and follow facility policy for delegation; priority rule: if an order or request seems outside your role (e.g., medication changes), escalate to the RN/nephrologist rather than “helping out.”
- Communicate critical changes promptly using clear, objective language; threshold cue: report immediately for chest pain, new shortness of breath, altered mental status, uncontrolled bleeding, or suspected access infection.
- Document accurately and in real time per policy; contraindication: never backdate, alter, or “copy forward” findings—chart only what you did and what you observed.
- Promote patient safety and education using teach-back; red flag: patient cannot state access care basics (e.g., no BP/venipuncture on fistula arm)—notify the nurse and reinforce instructions.
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NNCC Certified Clinical Hemodialysis Technician Aliases Test Name
Here is a list of alternative names used for this exam.
- NNCC Certified Clinical Hemodialysis Technician
- NNCC Certified Clinical Hemodialysis Technician test
- NNCC Certified Clinical Hemodialysis Technician Certification Test
- NNCC CCHT test
- NNCC
- NNCC CCHT
- CCHT test
- NNCC Certified Clinical Hemodialysis Technician (CCHT)
- Certified Clinical Hemodialysis Technician certification
