Relaxin and the radiolucent fissure in the symphysis pubis during pregnancy: the gas phenomenon.
A vertical radiolucent fissure is frequently seen in the symphysis pubis on x-ray pelvimetry studies. This phenomenon is illustrated and discussed. It appears to be a parameter of targeted relaxin softening and stretching of the symphysis.
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MR
Camiel
D005260:Female; D005740:Gases; D006801:Humans; D010387:Pelvimetry; D011247:Pregnancy; D011631:Pubic Symphysis / Q000000981:diagnostic imaging* / Q000502:physiology; D011859:Radiography; D012065:Relaxin / Q000502:physiology*
D005740:Gases; D012065:Relaxin