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.
Health Conditions Related to Chromosomal Changes. The following chromosomal conditions are associated with changes in the structure or number of copies of chromosome 2. 2q37 deletion syndrome. 2q37 deletion syndrome is caused by a deletion of genetic material from a specific region in the long (q) arm of chromosome 2.