Decompression Illness

Authors: Sarah Clayton, Claire Walklett / Editors: Claire Ashford, Doug Watts, Lauren Fraser / Reviewers: Sarah Clayton, Claire Walklett / Codes: / Published: 14/06/2022

Diving-related problems are rarely covered during medical school and specialty training and the basic science underpinning diving is often not well understood. Diving-related problems can present in many ways and their appropriate and timely management is essential for good outcomes and patient safety.

After this session, you will be able to:

  • Define decompression illness (DCI) and its subtypes
  • Understand the gas laws and basic science which underpin the pathophysiology of decompression illness
  • Understand the risk factors for developing decompression illness
  • Be able to take a basic diving history and examine patients with diving problems
  • Understand the importance of oxygen in the early management of decompression illness
  • Know who to call for further advice and facilitate further treatment
  • Have an appreciation of recompression therapy
  • Understand the pathophysiology, presentation and management of some other diving-related conditions

References

  1. BSAC. Annual Diving Incident Report. 2018. [Accessed July 2019].
  2. Diving and Subaquatic medicine 4th ed. Edmonds. P111. Chapter 10: Decompression sickness: history and physiology.
  3. Kindwall E and Whelan H, Hyperbaric Medicine Practice, 3rd Edition (2008), Chapter 4 page 71-89.
  4. NHS England. Clinical commissioning policy: Hyperbaric oxygen therapy for decompression illness/gas embolism (all ages). 2018. [Accessed June 2022].
  5. Stephenson JC. Pathophysiology, treatment and aeromedical retrieval of SCUBA-related DCI. Journal of Military and Veterans Health. 2009 Jun;17(3):10.

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