RST case studies
RST · Put your knowledge to work in context.
The Registered Polysomnographic Technologist (RPSGT) is a credential issued by the Board of Registered Polysomnographic Technologists (BRPT), an independent, nonprofit certification board. The BRPT describes the RPSGT as "The internationally recognized gold standard certification for sleep professionals," positioning it as the standard-tier credential between the entry-level CPSGT (Certified Polysomnographic Technician) and the advanced CCSH (Certification in Clinical Sleep Health). The RST case studies are 5 cases and about 2,783 words.
1Split-Night Titration Pressure Gap in a Patient with Heart Failure
A 63-year-old man with HFrEF (LVEF 30%) and central sleep apnea is admitted for a split-night study. Diagnostic portion: AHI 48/hr, central apnea index 21/hr, nadir SpO2 79%, 22% of total sleep time below 88%.
578 words, about 3 min2Pediatric Home Sleep Apnea Test with Inadequate Signal
A 7-year-old with tonsillar hypertrophy, snoring, and daytime behavioral concerns is referred for a home sleep apnea test because the family cannot arrange an overnight laboratory stay. The HSAT device records nasal pressure, thoracoabdominal belts, pulse oximetry, and body position, but no EEG.
610 words, about 3 min3CPAP Adherence Cliff at 3.5 Hours per Night
A 52-year-old woman with severe OSA (AHI 62/hr, prescribed CPAP 11 cmH2O) is at her 90-day adherence checkpoint. Device data: average usage 3.5 hours/night over 78 of 90 nights (87% of nights used), residual AHI 2.1/hr, large leak 22% of nights.
522 words, about 3 min4Insomnia Phenotype vs. OSA: Sequencing Care
A 44-year-old man presents with 2 years of difficulty initiating sleep, racing thoughts at bedtime, and frequent 3 a.m. He also snores and his bed partner reports witnessed pauses.
514 words, about 3 min5Shift-Work Patient with Borderline Study and Safety-Critical Job
A 38-year-old commercial truck driver works rotating 12-hour shifts (two weeks days, two weeks nights). He reports excessive daytime sleepiness (Epworth 16), dozing at red lights twice in the past month, and loud snoring.
559 words, about 3 min