BONENT CHT case studies
BONENT CHT · Put your knowledge to work in context.
The Certified Hemodialysis Technologist/Technician (CHT) credential is issued by BONENT, the Board of Nephrology Examiners Nursing and Technology, a certification body that marked 50 years of dedication to dialysis in 2024. The CHT is one of several BONENT certifications listed alongside the CHN, CHBT, CPDN and CHWS, and it is aimed at technicians and technologists who deliver direct hemodialysis care and want independent verification of their knowledge beyond employer-based training. The BONENT CHT case studies are 5 cases and about 4,074 words.
1Hypotension at Hour Three: 'Just Finish It'
R is a 71-year-old man on in-center hemodialysis three times weekly through a left forearm AV fistula. His prescribed post-dialysis target weight is 72 kg.
827 words, about 4 min2Chlorine Breakthrough at 05:30
You arrive at 05:30 to open the unit. The water treatment system is a softener, two carbon tanks in series, and a reverse osmosis unit.
804 words, about 4 min3The Arterial Alarm Everyone Wants to Silence
Halfway through a 4-hour treatment the blood pump stops and the machine alarms 'arterial pressure low limit.' The pre-pump arterial pressure reads -248 mmHg; it was -110 mmHg at the start at the same blood flow of 350 mL/min. Venous pressure is 145 mmHg (it was 150 at the start).
832 words, about 4 min4Needlestick With an Unknown Source
After removing two 15-gauge fistula needles from Mr. K's AV fistula, you are carrying them to the sharps bin when a coworker bumps your arm.
777 words, about 4 min5Short-Staffed, Unsigned Competencies, and a Falsified Log
You are a certified hemodialysis technician with 18 months of experience, six weeks into a new job. Two nurses called out, and the charge nurse hands you a new patient's orders and says: 'Start his treatment, his catheter is fine - and cannulate bed 4's new AV fistula while you're at it; the regular tech is late.' You have never cannulated a fistula without supervision, and your competency checklists for catheter connection and cannulation are still unsigned at this facility.
834 words, about 4 min