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NucMed RP doses > RP Doses > Flashcards

RP Doses Flashcards

1
Q

Tc99m DTPA

CNS imaging

A

15-30mCi

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2
Q

Tc99m TcO4

CNS imaging

A

15-30mCi

(Tc99m TcO4- least desirable
Because it accumulates in the choroid plexus, so you would have to administer potassium perchlorate before)

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3
Q

F-18 FDG PET

CNS imaging

A

15-30mCi

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4
Q

Tc99m exametazine
(HMPAO- Ceretec)

Brain perfusion imaging

A

10-20mCi

Eluate should be less than 2 hrs old

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5
Q

Tc99m Bicisate
(ECD- Neurolite)

Brain perfusion imaging

A

15-20mCi

Faster clearance- 40min

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6
Q

Pharmaceutical

Acetazolamide (Diamox)

A

1g

in 10mL over 2min

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7
Q

In-111 DTPA

Cisternography

A

0.5-1mCi

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8
Q

I-123 Ioflupane

DaTSCAN

A

3-5mCi

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9
Q

Pharmaceuticals

potassium perchlorate

SSKI

(for DaTSCAN)

A

potassium perchlorate: 400mg

SSKI: 100mg

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10
Q

Tc99m TcO4

Thyroid imaging

A

2-10mCi

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11
Q

I-123 NaI

Thyroid imaging

A

0.2-0.6mCi

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12
Q

I-131 NaI

Thyroid imaging

A

0.05-0.2mCi

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13
Q

Tc99m Sestamibi

Parathyroid imaging

A

5-25mCi

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14
Q

What 2 dual tracers are used to localize normal thyroid tissue?

A

Tc99m TcO4

I-123 NaI

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15
Q

What 2 dual tracers are used to localize thyroid & ab normal parathyroid tissue?

A

Tc99m Sestamibi

Tl-201 thallous chloride

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16
Q

I-123 MIBG

I-131 MIBG

Adrenal imaging

A

I-123 MIBG- 10mCi

I-131 MIBG- 0.5mCi

17
Q

Tc99m sulfur colloid

Liver/spleen imaging

A

5-10mCi

85% localizes in liver- 10% in spleen

18
Q

Tc99m mebrofenin

HIDA

A

1-5mCi

19
Q

Pharmaceutical:
CCK
(Sincalide- Kinevac)

A

0.02ug/kg

20
Q

Pharmaceutical:

Morphine

A

0.04 mg/kg
(in 10mL over 2min)

if no GB shows

21
Q

Pharmaceutical:

Phenobarbital

A

5mg/kg/day
(x 5days)

Biliary atresia

22
Q

Tc99m RBC’s

Liver Hemangioma

A

20-50mCi

23
Q

Tc99m TcO4

Meckel’s Diverticulum

A

10-15mCi

24
Q

Pharmaceutical:

Pentagastrin

Cimetedine

A

Pentagastrin: 6ug/kg
(stimulates gastric secretion)

Cimetidine:
adult: 300mg
child: 20mg
(retains tracer in gastric mucosa)

25
Q

Tc99m sulfur colloid

Tc99m RBC’s

GI Bleed

A

Tc99m sulfur colloid: 20-50mCi (active bleeding)

Tc99m RBC’s 20-50mCi (intermittent bleeding)

26
Q

Tc99m sulfur colloid

Gastroesophageal reflux

A

300uCi- 2mCi

mixed in 150mL OJ

27
Q

Tc99m sulfur colloid

Gastric emptying

A

0.5 - 1mCi (PO)

28
Q

Tc99m TcO4

salivary gland imaging

A

10mCi

29
Q

Tc99m sulfur colloid

Tc99m MAA

Leveen shunt patency

A

1-2uCi (for both)

30
Q

C-14 Urea Breath test

H-Pylori

A

1mCi

31
Q

Tc99m Succimer (DMSA)

A

2-6mCi

binds to proximal renal tubules

32
Q

Pharmaceutical:

Furosemide (Lasix)

A

20-40mg

NucMed RP doses (1 decks)

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