Physiology Cardiovascular system 0108e60b Which of the following groups of contrast agents may be safely injected intrathecally? A Water-soluble ionic monomers B Water-soluble non-ionic monomers C Water-soluble ionic dimers D Oil based iodinated contrasts High-Yield Explanation Most of the water soluble iodinated contrast media of the non ionic low osmolar class is safe to use intrathecally