syringopontia

sy·rin·go·pon·ti·a

(sĭ-ring'gō-pon'shē-ă),
A condition of cavity formation in the pons, of the same nature as syringomyelia.
[syringo- + L. pons, bridge]

syringopontia

(sĭr-ĭn″gō-pŏn′shē-ă) [″ + L. pons, bridge]
Cavity formation in the pons varolii similar to syringomyelia.