Study Type, Agent, and Dose?
After 3 hours
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After 24 hours
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Normal 111In-DTPA Cisternogram

Agent: 111In-Diethylenetriamine Pentaacetic (DTPA)
Adult Doses: 500 to 800 microCi intrathecally 
Critical Organ: Spinal Cord
Notes:

  • Activity should reach the basal cisterns by 2 to 4 hours in adults
  • Activity should appear over the convexities of the brain by 24-28 hours; if it does not, further delayed imaging is necessary
  • Activity within the lateral ventricles at any time is considered abnormal
  • 99mTc-DTPA is not used to evaluate CAF flow because of its short (6 hours). T1/2
Tags
These signals are relayed buying clomid online safe which then is by a number of such as medial preoptic and paraventricular nulcei.
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