Endometriosis of canal of Nuck

Changed by Yusra Sheikh, 31 Oct 2019

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Endometriosis affecting the canal of Nuck is an extremely rare site for endometriosis. It is proposed that retrograde implantation of endometrial tissue into patent canal of Nuck could give rise to the condition.

Clinical presentation

The condition is presented as a painful inguinal swelling. Usually unaffected by menstrual cycle ¹.

Radiographic features

Ultrasound

It appears as a hypoechoic nodule with poor through transmission ².

MRI

MRI can provide diagnosis and evaluation of extension of endometriosis. There are two patterns observed prevalently solid and prevalently cystic. Areas of haemorrhage can be appreciated ^2,3.

T1
- it appears as a homogeneously hypointense nodule ~~and~~ with hyperintense areas itif there is a haemorrhage.
T2
- it appears as an intermediate signal intensity lesion
T1 C+ (Gd)
- homogeneous enhancement is seen

-<p><strong>Endometriosis affecting the canal of Nuck</strong> is an extremely rare site for <a href="/articles/endometriosis">endometriosis</a>. It is proposed that retrograde implantation of endometrial tissue into patent canal of Nuck could give rise to the condition.</p><h4>Clinical presentation</h4><p>The condition is presented as a painful inguinal swelling. Usually unaffected by menstrual cycle <sup>1</sup>.</p><h4>Radiographic features</h4><h5>Ultrasound</h5><p>It appears as a hypoechoic nodule with poor through transmission <sup>2</sup>.</p><h5>MRI</h5><p>MRI can provide diagnosis and evaluation of extension of endometriosis. There are two patterns observed prevalently solid and prevalently cystic. Areas of haemorrhage can be appreciated <sup>2,3</sup>. </p><ul>
+<p><strong>Endometriosis affecting the canal of Nuck</strong> is an extremely rare site for <a href="/articles/endometriosis">endometriosis</a>. It is proposed that retrograde implantation of endometrial tissue into patent canal of Nuck could give rise to the condition.</p><h4>Clinical presentation</h4><p>The condition is presented as a painful inguinal swelling. Usually unaffected by menstrual cycle <sup>1</sup>.</p><h4>Radiographic features</h4><h5>Ultrasound</h5><p>It appears as a hypoechoic nodule with poor through transmission <sup>2</sup>.</p><h5>MRI</h5><p>MRI can provide diagnosis and evaluation of extension of endometriosis. There are two patterns observed prevalently solid and prevalently cystic. Areas of haemorrhage can be appreciated <sup>2,3</sup>. </p><ul>
~~-<strong>T1 </strong><ul><li>it appears homogeneously hypointense nodule and with hyperintense areas it there is a haemorrhage.</li></ul>~~
+<strong>T1 </strong><ul><li>it appears as a homogeneously hypointense nodule with hyperintense areas if there is haemorrhage.</li></ul>
+<li><a title="Canal of Nuck hernia" href="/articles/canal-of-nuck-hernia">canal of Nuck hernia</a></li>