Fossa of Rosenmüller
Updates to Article Attributes
The fossa of Rosenmüller, also known as the posterolateral or pharyngeal recess, is the most common site of origin for nasopharyngeal carcinoma.
Gross anatomy
It is located superior and posterior to the torus tubarius (the posterior projection of the cartilaginous portion of the eustachian tube), and is formed by mucosal reflection over the longus colli muscle 2. The fossa of Rosenmüller appears posterior and superior to the ostium of the Eustachian tube on axial images and superior to the ostium of the coronal images respectively 3.Eustachian tube on
Radiographic features
MRI
The pharyngeal recesses may be asymmetrical and contain fluid.
History and etymology
Named after Johann Christian Rosenmüller, a German anatomist.
-<p>The <strong>fossa of Rosenmüller</strong>, also known as the posterolateral recess, is the most common site of origin for <a href="/articles/nasopharyngeal-carcinoma">nasopharyngeal carcinoma</a>.</p><h4>Gross anatomy</h4><p>It is located superior and posterior to the <a href="/articles/torus-tubarius">torus tubarius</a> (the posterior projection of the cartilaginous portion of the <a href="/articles/eustachian-tube">eustachian tube</a>), and is formed by mucosal reflection over the <a href="/articles/longus-colli-muscle">longus colli muscle </a><sup>2</sup>. The fossa of Rosenmüller appears posterior to the ostium of the Eustachian tube on axial images and superior to the ostium of the <a href="/articles/eustachian-tube">Eustachian tube</a> on coronal images <sup>3</sup>.</p><h4>History and etymology</h4><p>Named after <strong>Johann Christian Rosenmüller</strong>, a German anatomist.</p>- +<p>The <strong>fossa of Rosenmüller</strong>, also known as the posterolateral or pharyngeal recess, is the most common site of origin for <a href="/articles/nasopharyngeal-carcinoma">nasopharyngeal carcinoma</a>.</p><h4>Gross anatomy</h4><p>It is located superior and posterior to the <a href="/articles/torus-tubarius">torus tubarius</a> (the posterior projection of the cartilaginous portion of the <a href="/articles/eustachian-tube">eustachian tube</a>), and is formed by mucosal reflection over the <a href="/articles/longus-colli-muscle">longus colli muscle </a><sup>2</sup>. The fossa of Rosenmüller appears posterior and superior to the ostium of the Eustachian tube on axial and coronal images respectively <sup>3</sup>.</p><h4>Radiographic features</h4><h5>MRI</h5><p>The pharyngeal recesses may be asymmetrical and contain fluid.</p><h4>History and etymology</h4><p>Named after <strong>Johann Christian Rosenmüller</strong>, a German anatomist.</p>