CRCST study materials
CRCST study resources

CRCST case studies

CRCST · Put your knowledge to work in context.

The Certified Registered Central Service Technician (CRCST) is described by the Healthcare Sterile Processing Association (HSPA) as the introductory certification for Sterile Processing (SP) professionals. It is designed to recognize entry-level and existing technicians who have demonstrated the experience, knowledge and skills necessary to provide competent services as an SP technician. The CRCST case studies are 5 cases and about 2,236 words.

1

Dried Blood, a Low-Detergent Alarm, and a Down Ultrasonic Cleaner

At 06:40, a scrub tech delivers a closed cart from the OR containing 14 instrument trays. One tray is labeled 'OR 5, used 21:30' and has visible dried blood on a self-retaining retractor; the tray sat in a soiled utility room overnight.

546 words, about 3 min
2

Laparoscopic Dissectors: Sticky Hinges, Cracked Insulation, and a 15:00 Add-On

During inspection, a technician reviews 24 laparoscopic Maryland dissectors returned from the OR. Three have sticky hinges that resist smooth opening; two have jaws that do not align when closed; one has a 2-mm crack in the insulation near the distal tip; and one has a loose screw at the handle.

471 words, about 2 min
3

Knee Arthroplasty Trays: Missing Trial, Heavy Mallet, and a Split Gasket

Assembly is behind schedule: 12 total knee arthroplasty trays are due for the 14:00 cart, and only 10 complete instrument sets are available. The count sheet for one tray lists a 10-mm femoral trial that is missing; a similar 10-mm trial from another manufacturer is on the shelf.

457 words, about 2 min
4

Positive Biological Indicator with Implants Already Released

At 09:10, the microbiology report shows a positive biological indicator (BI) for load 4471, processed at 06:00 in pre-vacuum steam sterilizer #3 at 270 F for 4 minutes with a 20-minute dry time. The load contained 12 trays; three trays included loaner implants.

406 words, about 2 min
5

Out-of-Range Storage, a Taped Tear, and an Uncovered Hallway Cart

A sterile storage room reads 76 F and 68% relative humidity. Shelves are 6 inches above the floor, 12 inches below the ceiling, and pushed flush against the wall.

356 words, about 2 min