Doses

What is the dose and most common radiopharmaceutical for a bone scan

20-25mCi of Tc-99m MDP (methylene diphosphonate)

What is the dose and other radiopharmaceutical for a bone scan

20-25mCi of Tc-99m HMDP (hydrozymethylene dishosphonate)

What is the dose for a bone scan using PET

5-10mCi of F-18

What is the dose and radiopharmaceutical for a infection imaging

500-600uCi of In-111 WCS with 60cc of the patients blood

Tc-99m HMPAO can be used

What is the dose for Gallium 67 for infection imaging

5mCi Ga-67 citrate

What is the dose for Tc-99m Exametazine for infection imaging

7-25mCi

What is the dose and radiopharmaceutical for a gas ventilation scan

5-20mCi of Xe-133

What is the dose and radiopharmaceutical for an aerosol ventilation

35-40mCi of Tc-99m DTPA

patient receives 1mCi

What is the dose and radiopharmaceutical for a lung perfusion scan

1-4mCi of Tc-99m MAA

What are the amount of particles that a normal patients receives

200-700k

Who recieves reduced particles

kids

people with right to left shunts

people with pulmonary hypertension

How many particles do kids receive

10,000-50,000

The amount of particles that people with right to left shunts or pulmonary hypertension receive

100k

What is the dose and most common radiopharmaceutical for a thyroid uptake and scan

200-300uCi of I-123

capsule

What is the dose and radiopharmaceutical for a thyroid uptake and scan (not preferred)

5-10uCi of I-131

capsule

What is another radiopharmaceutical for a thyroid uptake and scan (lest common radiopharmaceutical used)

2-10mCi Tc-99m pertechnetate

IV

What is normal thyroid uptake for a thyroid uptake and scan using Tc-99m pertechnetate

at 20 minutes 4% uptake

What is normal uptake for the thyroid at 4-6 hours using I-123

5-20%

What is normal thyroid uptake at 24 hours using I-123

7-35%

What is the dose and most radiopharmaceutical for just a thyroid scan

200-400uCi of I-123

Capsule or liquid

What is the dose and other radiopharmaceutical for just a thyroid scan

2-10mCi of Tc-99m pertechnetate

IV

When collimator is used for a thyroid uptake probe

flat field collimator

What collimator is used for a gamma cammera

pinhole collimator

What is the dose and main radiopharmaceutical for a thyroid ablation

5-30mCi of I-131

orally

hyperthyroidism

What is the dose and other radiopharmaceutical for a thyroid ablation

30-100mCi of I-123

orally

What is the dose and radiopharmaceutical for thyroid ablation (thyroid carcinoma) for remaining thyroid

30-100mCi of I-131

What is the dose and radiopharmaceutical for thyroid ablation (thyroid carcinoma) for the treatment of local (cervical) mets

150-200mCi of I-131

What is the dose and radiopharmaceutical for thyroid ablation (thyroid carcinoma) for the treatment of distant mets

250-300mCi of I-131

What is the dose and main radiopharmaceutical for a whole body imaging for thyroid carcinoma

2-5mCi of I-123

orally

What is the dose and other radiopharmaceutical for whole body imaging for thyroid carcinoma

1-5mCi of I-131

orally

What is the dose and radiopharmaceutical for parathyroid

20-25mCi of Tc-99m sestamibi (MIBI or Cardiolite)

IV

What is used for the dual phase method for parathyroid

20-30mCi of Tc-99m MIBI

IV

What is used in the dual tracer method for parathyroid

Tc-99m MIBI

2-10 mCi of TcO4 or 200-600uCi of I-123

What is the dose and preferred radiopharmaceutical for adrenal gland imaging

10mCi of I-123 MIBG (metaiodobenzylguanidine)

IV

What is the dose and other radiopharmaceutical for adrenal galnd imaging

0.5-1mCi of I-131 MIBG

injected over 5 mins

What is the dose and radiopharmaceutical for neuroendocrine tumors

3-6mCi of Indium-111 (In-111)

also called pentetreotide or octreoscan

do not take somatostatin meds

What is the dose and radiopharmaceutical for a salivary gland (sialography)

1-5mCi Tc-99m pertechnetate

lemon juice

IV

What is the dose and radiopharmaceutical for esophageal transit

300uCi of Tc-99m sulfur colloid

tap water

IV

What is the dose and radiopharmaceutical for gastroesophageal reflux

300uCi Tc-99m sulfur colloid

150mL of orange juice and 150mL od 0.1N hydrochloric acid

orally

What is normal gastroesophageal reflux

< 4%

What is abnormal gastroesophageal reflux

> 4%

What is the dose and radiopharmaceutical for kids for a gastroesophageal reflux

1mCi of Tc-99m sulfur colloid

What is the dose and radiopharmaceutical for a gastric emptying

1mCi of Tc-99m sulfur colloid

injected into eggs severed with toast, jelly, and water

What is the radiopharmaceutical for kids for a gastric emptying

Tc-99m DTPA

What is another radiopharmaceutical for a gastric emptying

In-111 DTPA in OJ

What is the dose and radiopharmaceutical for an active GI bleed

7-10mCi of Tc-99m sulfur colloid

What is the radiopharmaceutical for an intermittent GI bleed

Tc-99m labeled red blood cells

What is the vivo method for a GI bleed

inject stannous ion wait 20-30min than inject Tc-99m pertechnetate

What is the vivo/in vitro for a GI bleed

inject stannous ion

collect a blood sample in a syringe with Tc-99m pertechnetate and anticoagulant

reinject labeled blood

What is the vitro method for a GI bleed

blood sample (1-3mL) collected in a syringe with the anticoagulant (Heparin). Wait 5mins add sodium hypochlorite and acid-citrate-dextrose (ACD) to oxidize extracellular stannous ion. Add Tc-99m pertechnetate wait 20mins inject

What is the dose and radiopharmaceutical for a Meckel’s diverticulum

10-15mCi of Tc-99m pertechnetate

Tc-99m O4

What is the dose and radiopharmaceutical for a liver/spleen scintigraphy

5-10mCi of Tc-99m sulfur colloid

no barium

What is the dose and radiopharmaceutical for a liver hemangioma detection

15-25mCi tagged red blood cells same as a GI bleed

no iodinated

What is the dose and radiopharmaceutical for a colorectal liver mets

Y-90 microspheres

injected directly into the liver

What is the dose and radiopharmaceutical for liver mapping for colorectal liver mets

4mCi of Tc-99m MAA

lung shunting of > 20% cannot do scan

What is the dose and radiopharmaceutical for a hepatobiliary imaging (HIDA scan)

3-5mCi of Tc-99m IDA (iminodiacetic acid)

Tc-99m HIDA (hepatoiminodiacetic acid)

Tc-99m DISIDA (diisopropul iminodiacetic acid)

What is the dose and most common radiopharmaceutical for a HIDA scan

3-5mCi of Tc-99m mebrofenin

what is normal GBEF

= or > than 38% at 60 mins

What is the dose and radiopharmaceutical for a function kidney imaging

5-10mCi of Tc-99m DTPA

5-10mCi of Tc-99m Mag3

What is the dose and other radiopharmaceutical for a function kidney imaging

I-131 hippuran

What is the dose and most common radiopharmaceutical for a morphological kidney scan

1-6mCi of Tc-99m DMSA

What is the dose and other radiopharmaceutical for a morphological kidney scan

10-20mCi of Tc-99m glucoheptonate

What is the dose and radiopharmaceutical for an ACE inhibitor (reanl scintigraphy augmented)

5-10mCi of Tc-99m DTPA

5-10mCi of Tc-99m Mag3

50mg of captopril

What is the dose and main radiopharmaceutical for a direct VCUG/RNC

500uCi-1mCi of Tc-99m pertechnetate

What is the dose and other radiopharmaceuticals that can be used for direct VCUG/RNC

1mCi of Tc-99m sulfur colloid

1mCi of Tc-99m DTPA

What is the dose and radiopharmaceutical for diuretic renal imaiing (functional renal scan)

5-10mCi of Mag3

5-10mCi of DTPA

Lasix max dose 40mg

What is the dose and radiopharmaceutical for a general brain scan

15-30mCi of Tc99m ECD (neurolite)

15-30mCi of Tc-99m HMPAO (ceretec)

IV

What is the dose and radiopharmaceutical for a general brain scan with Diamox (acetazolamide)

15-30mCi of Tc-99m ECD

15-30mCi of Tc-99m HMPAO

1000mg for adults injected 15mins before the scan

vasodilator

shows decreased perfusion

What is the dose and main radiopharmaceutical for brain death

15-30mCi of tc-99m ECD

15-30mCi of Tc--99m HMPAO

What radiopharmaceuticals for a general brain scan that do not cross the blood-brain barrier (BBB)

Tc-99m DTPA

Tc-99m pertechnetate

What are other radiopharmaceutical can be used for a brain death scan

Tc-99m DTPA

Tc-99m pertechnetate

What is the dose and radiopharmaceutical for Epilepsy

10-30mCi of Tc-99m ECD

10-30mCi of Tc-99m HMPAO

What is the dose and radiopharmaceutical for a radionuclide cisternogram

500uCi of In-111 DTPA

intrathecally

hydrocephalus

What is the dose and main radiopharmaceutical for a CSF shunt evaluation

500uCi of In-11DTPA

injected into shunt

What is the dose and other radiopharmaceutical for a CSF sunt evaluation

1mCi of Tc-99m DTPA

injected into shunt

What is the dose and radiopharmaceutical for a CSF leak

500uCi of In-111 DTPA

intrathecally

What is the dose and radiopharmaceutical for a DaTscan

3-5mCi (111-185MBq) of I-123 ioflupane