janiceps

janiceps

 [jan´ĭ-seps]
conjoined twins with a single head and faces on the anterior and posterior aspects.

jan·i·ceps

(jan'i-seps),
Conjoined twins with their two heads fused together, with the faces looking in opposite directions. See: conjoined twins.
See also: craniopagus, syncephalus.
[L. Janus, a Roman diety having two faces, + caput, head]

janiceps

[jan′əseps]
Etymology: L, Janus, two-faced Roman god, caput, head
a conjoined twin fetus in which the heads are fused, with the faces looking in opposite directions. The faces and bodies of both twins may be fully formed, or one member may be only partially formed and act as a parasite on the more fully developed fetus.

janiceps

a double monster with one head and two opposite faces.
References in periodicals archive ?
Prenatal diagnosis and postnatal findings of cephalothoracopagus janiceps disymmetros: A case report.
Here we present a classic case of Cephalothoracopagus janiceps monosymmetros diagnosed at 24 weeks gestation.
On the basis of sonographic appearances the conjoined twin fetuses were labeled as Cephalothoracopagus janiceps monosymmetros.
The delivered fetus confirmed our diagnosis of the conjoined twins, male Cephalothoracopagus janiceps monosymmetros (fused head with only one of the face well developed, the opposite one being rudimentary).
In our case, we have shown interesting morphologic date concerning a rare and fascinating configuration of conjoined twinning called janiceps (Cephalothoracopagus Symmetricus) using antenatal conventional and color Doppler ultrasound and confirming the findings by postmortem radiography and CT.
Ultrafast magnetic resonance imaging of cephalothoracopagus janiceps disymmetros.
Unique anomalies in cephalothoracopagus janiceps conjoined twins with implications for multiple mechanisms in the abnormal embryogenesis.