MRI of extensive clival chordoma in 17-year-old male patient, sagittal view. Tumor in the nasopharynx extending from nasal cavity to brainstem posteriorly is clearly visible. Chordomas can arise from bone in the skull base and anywhere along the spine.
; Hello, Kai-Lan) is an American children's television series which premiered on Nickelodeon on November 5, 2007, and on Noggin (now Nick Jr. ) on December 15, 2008.
ç²¾æ©åå­¦ç ç©¶æ, Precision Optical Industry Co. Ltd.). In 1934 it produced the Kwanon, a prototype for Japanâs first-ever 35 mm camera with a focal plane based shutter. In 1947 the company name was changed to Canon Camera Co., Inc., shortened to Canon Inc. in 1969.