The infraorbital vessels are found in the inferior orbital fissure, and travel down the infraorbital groove into the infraorbital canal and exit through the infraorbital foramen.Inferior division of ophthalmic vein passes through the inferior orbital fissure. It is formed by the sphenoid bone and maxilla.he infraorbital vessels are found in the inferior orbital fissure, and travel down the infraorbital groove into the infraorbital canal and exit through the infraorbital foramen.
4q33 Deletion a rare disorder caused by a partial deletion of chromosome 4 at the 33 rd band.q33 Deletion a rare disorder caused by a partial deletion of chromosome 4 at the 33 rd band.
1 9p Deletion Syndrome is a very rare chromosome abnormality that reportedly occurs in 1 in 50,000 births. 2  It is characterized by a portion of the âpâ (or short end of the 9th chromosome) being deleted or missing. 9p Deletion Syndrome is a very rare chromosome abnormality that reportedly occurs in 1 in 50,000 births. 2  It is characterized by a portion of the âpâ (or short end of the 9th chromosome) being deleted or missing.