Nontarget tumors NM Flashcards by James Korf

Q

Focal I-123 in parotid

A

Warthin’s tumor

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Q

Cranial uptake Octreoscan

A

Meningioma

(can also happen with MDP

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Q

Splenic uptake MDP

A

Splenic infarct

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Q

Focal hepatic uptake Tc-RBC

A

Hemangioma

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Q

Liver uptake MDP -diffuse (ddx)

A

Too much Al+3
amyloid
liver necrosis

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Q

Focal hepatic uptake MDP

A

hepatoma

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Q

Skull sutures uptake MDP

A

Renal osteodystrophy

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Q

Renal cortical uptake > spine MDP

A

Hemochromatosis

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Q

Low Bone uptake MDP

A

bisphosphonates - look for free tc

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Q

Muscle uptake MDP

A

Rhabdo

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Q

Tramlines MDP

A

Hypertrophic osteoarthropathy

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Q

Xenon uptake in liver

A

Focal fatty infiltration

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Q

Temporal bone uptake on Ga 67

A

malignant otitis media

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Q

WBC scan best for bowel?

A

In-111 WBC

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Q

Kaposi sarcoma on gallium and thallium

A

Thallium hot / gallium cold

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Q

What subtype of thyroid cancer is resistant to I131

A

Medullary

Q

LN on a MIBI

A

suspicious for cx

Q

Focal breast uptake on mibi

A

breast cancer

Q

CNS Lymphoma thallium?

A

Hot, also PET hot

Q

CNS toxo thallium

A

cold

Q

Dose of CCK

A

0.02 microg/kg

Q

dose of Morphine

A

0.02-0.04 mg/Kg

Q

Focal hepatic uptake Gallium 67

A

Abscess or HCC

Q

Focal hepatic uptake on Sulfur colloid

A

FNH (40% of the time)

Q

Renal activity Sulfur colloid

A

CHF or transplant rejection

Q

Diffuse pulmonary activity on sulfur colloid

A

Excess aluminum

Q

DTPA In kidney

A

filtered - GFR

Q

MAG 3 in kidney

A

Secreted (ERPF)

Q

c GH in kidney

A

Filtered (binds a little)

Q

DMSA in kidney

A

binds to cortex