Type of illness
Cause	Neurological	Cardiorespiratory	Skin	Joint
Paradoxical gas embolism—intracardiac shunt	Frequently	Sometimes	Frequently	No association
Arterial gas embolism after pulmonary barotrauma:
Lung disease	Sometimes	Sometimes	No association	No association
Rapid ascent	Sometimes	Sometimes	No association	No association
Gas nucleation caused by unsafe decompression profile	Sometimes	Sometimes	Sometimes	Frequently