| pylemphraxis | An obsolete term for obstruction of the portal vein. Origin: G. Pyle, gate, + emphraxis, a stoppage (05 Mar 2000) |
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| pylephlebectasia | An obsolete term for dilation of the portal vein. Origin: G. Pyle, gate, + phleps (phleb-), vein, + ektasis, extension (05 Mar 2000) |
| pylephlebitis | Inflammation of the portal vein or any of its branches. Origin: G. Pyle, a gate, + phleps, vein, + -itis, inflammation (05 Mar 2000) |
| pylethrombophlebitis | Inflammation of the portal vein with the formation of a thrombus. Origin: G. Pyle, gate, + thrombos, a clot, + phleps, vein, + -itis, inflammation (05 Mar 2000) |
| pylethrombosis | Thrombosis of the portal vein or its branches. Origin: G. Pyle, gate, + thrombos, a clot, + -osis, condition (05 Mar 2000) |