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Flying After Diving
April 15th, 2021
When flying after diving, the ascent to altitude increases the risk of decompression sickness (DCS) because of the additional reduction in atmospheric pressure. The higher the altitude, the greater th... Read More
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Unexpected Weight Loss
April 15th, 2021
A dropped weight belt caused a runaway ascentReported StoryTowards the end of the dive, at about 6 m (20 ft) depth, my weight belt fell off (the buckle came loose from the strap). I exhaled and dumped... Read More
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Unintended Rapid Ascent Due to Uncontrolled Inflation
April 15th, 2021
A runaway ascent ends the diving on a liveaboard holidayReported StoryDiving from a liveaboard near a remote island in South America, I was hanging out on a coral ledge at 93 fsw (28 msw) watching Ham... Read More
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How to Avoid Rapid Ascents and Arterial Gas Embolism
April 15th, 2021
Decompression illness (DCI) is a term used to describe two conditions: decompression sickness (DCS) and arterial gas embolism (AGE). AGE is one of the most serious medical emergencies a diver may expe... Read More
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Top 5 Factors That Increase Your Risk of the Bends
April 15th, 2021
The Bends, also known as decompression sickness (DCS) occurs when nitrogen bubbles form in the blood, often causing severe joint pain. The common name “The Bends” comes from an affected person doublin... Read More
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Treating Decompression Sickness (The Bends)
April 15th, 2021
Decompression sickness (DCS) is one of the most common problems reported to Divers Alert Network® (DAN®). Although scuba diving accidents are rare, it’s important to know how to handle suspected cases... Read More
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On-Site Neurological Examination
April 15th, 2021
Information regarding an injured diver’s neurological status will be useful to medical personnel not only for deciding the initial course of treatment but also in the effectiveness of treatment. Exami... Read More
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Decompression Illness
April 15th, 2021
Author: Ed Thalmann, M.D. Decompression illness, or DCI, is associated with a reduction in the ambient pressure surrounding the body. DCI encompasses two diseases, decompression sickness (DCS) and art... Read More
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Alternobaric Vertigo
April 15th, 2021
Alternobaric vertigo occurs during descent, ascent or immediately after surfacing from a dive and is caused by unequal pressure stimulation in each ear.Mechanisms of InjuryDuring an ascent, the air in... Read More
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Middle-Ear Equalisation
April 15th, 2021
Middle-ear equalisation is a basic, essential diver skill that equalises the pressure in the sinuses and middle-ear spaces with the ambient pressure. To be a safe diver and avoid middle-ear injuries, ... Read More
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Inner-Ear Barotrauma (IEBT)
April 15th, 2021
Inner-ear barotrauma is damage to the inner ear due to pressure differences, usually caused by incomplete or forceful equalisation. A leak of inner-ear fluid (perilymph fistula) may or may not occur. ... Read More
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Sinus Barotrauma
April 15th, 2021
Sinus barotraumas are among the most common diving injuries. When the paranasal sinuses fail to equalise to barometric changes during vertical travel, damage to the sinus can cause sharp facial pain w... Read More
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Mask Squeeze (Facial Barotrauma)
April 15th, 2021
OverviewMask squeeze (mask barotrauma or facial barotrauma) results from a failure to equalise the air space created between your mask and face. In most cases this is a relatively benign injury. It te... Read More
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O’Neill Grading System
April 15th, 2021
The O’Neill grading system is a way to categorise the severity of middle-ear barotrauma (MEBT). It is simple and is intended to provide consistency in diagnosis with sufficient details to direct treat... Read More
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Middle-Ear Barotrauma (MEBT)
April 15th, 2021
Middle-ear barotrauma (ear squeeze) is the most common dive injury. It occurs when pressure in the air space of the middle ear is not equalised to the ambient pressure. It can cause a ruptured eardrum... Read More
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Headaches and Diving
April 15th, 2021
Many divers have experienced a headache after a dive with it eventually clearing and no lasting side effects. But when headaches are a recurring issue for divers, that’s when it becomes concerning. To... Read More
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Patent Foramen Ovale (PFO)
April 15th, 2021
Patent foramen ovale (PFO) is a common congenital heart defect. It is a hole between the right and left sides of the heart. The foramen ovale is the wall separating the atria. Prior to birth, the fora... Read More
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Hypertension
April 15th, 2021
Hypertension (high blood pressure) is a common medical condition among the general population and divers.Blood pressure is a measure of the force with which blood pushes outward on the arterial walls.... Read More
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Cardiovascular Fitness and Diving
April 15th, 2021
Scuba diving exposes you to many effects, including immersion, cold, hyperbaric gases, elevated breathing pressure, exercise and stress, as well as a post-dive risk of gas bubbles circulating in your ... Read More
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The Safety of Sports for Athletes With Implantable Cardioverter-Defibrillators
April 15th, 2021
Date: 11 December 2013 | Author: Petar Denoble, MD, D.Sc. Current recommendations for patients with implantable cardioverter-defibrillators (ICDs) advise against participating in sport that are more v... Read More
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Fitness Myth or Fitness Fact?
April 15th, 2021
1 August 2016 | Author: Jessica B. Adams. Ph.D. When planning an effective fitness program, it is important to separate fact from fiction. Fitness folklore spreads quickly because many people are dra... Read More
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Experience
April 15th, 2021
Date: 16 November 2016 | Author: Karl Shreeves Although it is clear that diving experience reduces divers’ risk of injury, experience is an imprecise term that conjures different ideas in different pe... Read More
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Guidelines for Lifelong Medical Fitness to Dive
April 14th, 2021
Date: 4 August 2020 To promote divers’ medical fitness to dive throughout their lives, Divers Alert Network® (DAN®) created and published the Guidelines for Lifelong Medical Fitness to Dive. This docu... Read More
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Diver Return After COVID-19 Infection (DRACO): A Longitudinal Assessment
April 14th, 2021
Date: August 2020 If you have been infected with COVID-19, have recovered and are planning to or have already returned to diving, please consider signing up for our study. The initial survey will tak... Read More
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Terrific Freedive ModeKaboom!....The Big Oxygen Safety IssueScuba Nudi ClothingThe Benefits of Being BaldDive into Freedive InstructionCape Marine Research and Diver DevelopmentThe Inhaca Ocean Alliance.“LIGHTS, Film, Action!”Demo DiversSpecial Forces DiverWhat Dive Computers Don\'t Know | PART 2Toughing It Out Is Dangerous
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Mismatched Scuba Valves to Cylinder OutletsUnderwater Crime Scene InvestigatorsDive Boat Etiquette – From Yachts to rubber ducksTravel Smarter: Personal Safety While TravelingLiability in ContextLearning from Success. Learning from MistakeDive in the Fast Lane with DPVsKwaZulu Natal shipwrecks: The ProduceAvoid Diving With EarplugsThe Parting Shot