Patient Evaluation & Treatment Protocols Flashcards
7 cards from real CHS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Patient Evaluation & Treatment Protocols flashcards as text
A patient with a history of spontaneous pneumothorax wants to undergo HBOT for a diabetic foot ulcer. How should this history affect treatment planning?
Answer: It is a relative contraindication; risk-benefit analysis and possible pulmonary clearance are needed
A history of spontaneous pneumothorax is a relative contraindication requiring careful evaluation and possibly a chest CT or pulmonary consultation before proceeding.
What is the significance of the 'unit pulmonary toxicity dose' (UPTD) in planning a patient's HBOT course?
Answer: It provides a cumulative measure of pulmonary oxygen exposure to guide safe scheduling of treatments
UPTD is a cumulative index of pulmonary oxygen exposure that helps clinicians monitor and limit pulmonary toxicity risk over a treatment course.
A patient being treated at 2.4 ATA for a chronic wound suddenly loses consciousness. After confirming airway, what is the immediate action specific to the hyperbaric environment?
Answer: Switch the patient to air breathing and assess for CNS oxygen toxicity
Loss of consciousness during HBO should first be managed as possible CNS oxygen toxicity by removing the oxygen source and assessing for seizure activity before decompression.
Which wound characteristic most strongly supports the use of HBOT as an adjunct for a diabetic lower extremity ulcer?
Answer: Wound with periwound TcPO2 below 40 mmHg that rises above 200 mmHg on HBO challenge
Periwound hypoxia on room air with a robust response to the HBO oxygen challenge is the strongest evidence-based indicator for HBOT benefit in diabetic wound healing.
A patient receiving HBO for sudden sensorineural hearing loss (SSHL) asks how many sessions are typically required. According to evidence-based protocols, what is the usual treatment course?
Answer: 20–40 sessions at 2.0–2.5 ATA, typically initiated within 2 weeks of onset
For SSHL, guidelines generally recommend 20–40 sessions at 2.0–2.5 ATA initiated as early as possible, ideally within 2 weeks of symptom onset.
When documenting the outcome of HBO treatments for a diabetic foot ulcer, which metric best quantifies wound healing progress?
Answer: Serial wound surface area measurements and depth recordings
Serial objective wound measurements — surface area and depth — provide the most direct evidence of healing progress and guide decisions to continue or modify therapy.
A patient with myringotomy tubes in place is scheduled for HBOT. What precaution is most important before treatment?
Answer: Confirm tube patency and educate the patient that pressure equalization occurs passively
Patent myringotomy tubes allow passive pressure equalization, eliminating barotrauma risk; confirming patency and educating the patient ensures safe, comfortable treatment.