Ramer · Alavi Nuclear Medicine Technology

667 Central Nervous System Scintigraphy20) In a Diamox challenge study, vascular disease willappear as decreased perfusion after the use of Diamox.a. trueb. false21) The injection for a CSF shunt patency study is:a. intravenousb. subcutaneousc. intrathecald. into the shunt reservoir or tubing22) Shunts which divert the flow of CSF are often usedto treat:a. obstructive communicating hydrocephalusb. noncommunicating hydrocephalusc. CSF leakd. all of the abovee. a and b only23) Which of the following agents will cross an intact bloodbrain barrier?a. 99m Tc DTPAb. 99m Tc GHc. 99m Tc pertechnetated. 99m Tc HMPAO24) Which radiopharmaceutical is not commonly usedfor brain perfusion imaging with SPECT?a. 99m Tc DTPAb. 99m Tc HMPAOc. 99m Tc ECD