Tc-99m DTPA aerosol

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Contents

[edit] Full name

Tc-99m diethylenetriamine-pentaacetic acid

[edit] Photon energy

140 keV

[edit] Uses, dosages, and time of imaging

  • V/Q ventilation
  • 30 mCi (45 mCi if after perfusion) in 3 mL saline nebulizer
  • Image immediately for 5 minutes

[edit] Physical half life

6 hours

[edit] Biological half life

1 hour

[edit] Normal distribution

Lungs

[edit] Pharmacokinetics

  • Aerosol deposited in bronhoalveolar spaces and diffuses into capillaries

[edit] Time of imaging

[edit] Excretion

Renal

[edit] Target organ

Lungs

[edit] Other