Our readers ask

Article Abstract:

Readers' questions concerning their health and ability to dive are answered. The questions pertain to diving after undergoing coronary bypass surgery, herniated disk surgery, carotid endarterectomy. Questions on diving with a narrowed aortic valve, cornea transplant and cochlear implant are also discussed.

Column, Skin divers

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Bone injuries from diving

Article Abstract:

One of the long-term health effects of deep diving is osteonecrosis. The disease is caused by the occlusion of small blood vessels supplying the bone by gas bubbles, blood clots or fat globules. The incidence and severity of this disease is related to time and depth of diving.

Bones, Causes of, Bone diseases, Osteonecrosis

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Stopping the spread of infections

Article Abstract:

Viral infections are transmitted by body fluid contact and poor hygiene. By practicing careful hygiene - avoiding the sharing of snorkels, regulators, wetsuits - one can avoid transmitting infection and illness to other divers.

Care and treatment, Virus diseases

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