Which of the following dye is used for myelography?
Correct Answer: Myodil
Description: Myodil or iophendylate is a non water soluble contrast medium which was used for myelography. Myodil is less commonly used because: They will not permit CT evaluation Contrast has to be drained through lumbar puncture needle Residual contrast may interfere with CT or MRI studies for years Myelography is a technique to image the contents of the veebral canal using Xrays. Following intrathecal injection of radioactive contrast material images are obtained either using conventional radiography or using CT myelogram. The contrast used is metrizamide a water soluble contrast agent that is spontaneously absorbed following the procedure. Ref: Textbook of Medicine By R. S. Vasan, R.S. page 321.
Category:
Radiology
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