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Diving related illness
1.conditions unique to underwater diving
2. those that also occur during other activities.
2a.further divided into conditions caused by
exposure to ambient pressures significantly
different from surface atmospheric pressure,
and a range of conditions caused by general
environment and equipment associated with
diving activities.
 variations in ambient pressure
• barotraumas of descent and ascent
• decompression sickness
caused by exposure to elevated ambient
pressure
• types of gas toxicity.
Barotraumas of descent (squeezes)
• Ear squeeze (alternobaric vertigo )
• Sinus squeeze (aerosinusitis)
• Tooth squeeze (dental barotrauma, barodontalgia)
• Mask squeeze
• Helmet squeeze
• Suit squeeze
Barotraumas of ascent (overexpansion injuries)
Lung overexpansion injury (pulmonary
barotrauma)
• Pneumothorax
• Interstitial emphysema
• Mediastinal emphysema
• Subcutaneous emphysema
Barotraumas of ascent (overexpansion injuries)
• Arterial gas embolism
• Intestinal gas overexpansion
• Middle ear overpressure (reversed ear /
alternobaric vertigo )
• Sinus overpressure (aerosinusitis)
• Tooth overpressure (dental barotrauma,
barodontalgia)
non-dysbaric disorders (effects of the aquatic
environment)
• drowning
• disorders caused by the equipment
• associated factors, such as carbon dioxide and
carbon monoxide poisoning
General environmental conditions
• hypothermia
• motion sickness
• injuries by marine and aquatic organisms
• contaminated waters
• man-made hazards
• ergonomic problems with equipment
• pre-existing medical and psychological conditions
• adverse side effects of medications and other
drug use
Treatment
• 100% oxygen initially
• Hyperbaric oxygen
• IV fluids
• Recompression therapy
Diving.pptx
Diving.pptx

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Diving.pptx

  • 2.
  • 3. 1.conditions unique to underwater diving 2. those that also occur during other activities. 2a.further divided into conditions caused by exposure to ambient pressures significantly different from surface atmospheric pressure, and a range of conditions caused by general environment and equipment associated with diving activities.
  • 4.  variations in ambient pressure • barotraumas of descent and ascent • decompression sickness caused by exposure to elevated ambient pressure • types of gas toxicity.
  • 5. Barotraumas of descent (squeezes) • Ear squeeze (alternobaric vertigo ) • Sinus squeeze (aerosinusitis) • Tooth squeeze (dental barotrauma, barodontalgia) • Mask squeeze • Helmet squeeze • Suit squeeze
  • 6. Barotraumas of ascent (overexpansion injuries) Lung overexpansion injury (pulmonary barotrauma) • Pneumothorax • Interstitial emphysema • Mediastinal emphysema • Subcutaneous emphysema
  • 7. Barotraumas of ascent (overexpansion injuries) • Arterial gas embolism • Intestinal gas overexpansion • Middle ear overpressure (reversed ear / alternobaric vertigo ) • Sinus overpressure (aerosinusitis) • Tooth overpressure (dental barotrauma, barodontalgia)
  • 8. non-dysbaric disorders (effects of the aquatic environment) • drowning • disorders caused by the equipment • associated factors, such as carbon dioxide and carbon monoxide poisoning
  • 9. General environmental conditions • hypothermia • motion sickness • injuries by marine and aquatic organisms • contaminated waters • man-made hazards • ergonomic problems with equipment • pre-existing medical and psychological conditions • adverse side effects of medications and other drug use
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15. Treatment • 100% oxygen initially • Hyperbaric oxygen • IV fluids • Recompression therapy