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linea arcuata
(redirected from Arcuate line)

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linea arcuata,
the curved tendinous band in the sheath of the rectus abdominis below the umbilicus. It is usually derived from the aponeurosis of the transversus abdominis or the obliquus internus, and sometimes from both of those muscles. It inserts into the linea alba. Compare linea semilunaris.


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Aetiology and pathophysiology Evolution The absence of the posterior rectus sheath below the arcuate line and a weak fascia transversalis resisting intra-abdominal pressure predisposes to the development of hernias.
Inguinal hernias by Vogel, Richard; Ocharo, Bernard; Pillay, Sats / CME: Your SA Journal of CPD
 
 
 
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