Proboscis
Updates to Article Attributes
Proboscis in obstetric imaging usually refers to ais a rare anomalycongenital anomaly where an anterior appendage like structure is seen projecting from about the midline fetal face/forehead. Depending on the exact location, this has further been classified into various sub types (e.g. inter-orbital proboscis).
Pathology
Associations
The presence of a proboscis can be associated with several anomalies which include:
- trisomy 13
- holoprosencephaly
- cebocephaly
- ethmocephaly 3
- cyclopia: often below the level of the proboscis
Radiographic features
Antenatal ultrasound
A proboscis is best seen on a longitudinal facial profile view as a snout like protrusion from the face/forehead.
History and etymology
The word proboscis is derived from the Greek word proboskis which in turn derives from the combination of the words πρό (pro) meaning: "forth/forward/before" and βόσκω (bosko) meaning: "to feed/nourish"
See also
- proboscis lateralis: considered a different entity
-<p><strong>Proboscis</strong> in obstetric imaging usually refers to a rare anomaly where an anterior appendage like structure is seen projecting from about the midline fetal face/forehead. Depending on the exact location, this has further been classified into various sub types (e.g. inter-orbital proboscis).</p><h4>Pathology</h4><h5>Associations</h5><p>The presence of a proboscis can be associated with several anomalies which include:</p><ul>- +<p><strong>Proboscis</strong> is a rare congenital anomaly where an anterior appendage like structure is seen projecting from the midline fetal face/forehead. Depending on the exact location, this has further been classified into various sub types (e.g. inter-orbital proboscis).</p><h4>Pathology</h4><h5>Associations</h5><p>The presence of a proboscis can be associated with several anomalies which include:</p><ul>