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25 Cards in this Set
- Front
- Back
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Transient ischemic dilatation
(Myocardial perfusion scan) |
Multivessel CAD
Subendocardial ischemia Systolic dysfunction Misaligned SPECT images |
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Symmetric "tram track" cortical uptake of long bones
(Bone scan) |
Hypertrophic osteoarthropathy
Shin/quadriceps splints Chronic vascular stasis |
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Poor quality bone scan
(bone scan) |
Off-peak gamma camera
Incorrect radiopharmaceutical administration Poor radiopharmaceutical prep Infiltrated dose |
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Extrapulmonary activity on a lung perfusion scan
(Perfusion scan) |
Free technetium 99m
Right to left shunt Retained activity from different radiotracer study |
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Superscan
(Bone scan) |
Mets
Metabolic disease Paget disease Myeloproliferative/marrow infiltrative disorder |
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Increased activity and osseus expansion in the pelvis
(Bone scan) |
Paget disease
Mets Ewing sarcoma Lymphoma Fibrous dysplasia |
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Three-phase positive bone scan
(Bone scan) |
Trauma
Osteomyelitis Bone tumor Reflex sympathetic dystrophy |
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Nonvisualization of the gallbladder on hepatobiliary imaging
(Hepatobiliary scan) |
Acute cholecystitis
Chronic cholecystitis Inadequate patient preparation Severe hepatocellular disease High-grade biliary obstruction |
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Focal intra-abdominal activity on pertechnetate imaging
(Meckel scan) |
Meckel diverticulum
Focal intra-abdominal infectious/inflammatory process Physiologic renal/urinary activity |
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Persistent hepatogram on neonatal hepatobiliary imaging
(Hepatobiliary scan) |
Biliary atresia
Neonatal hepatitis Intrahepatic cholestasis from severe parenchymal disease |
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Persistent focal cervical uptake on delayed sestamibi imaging
(Parathyroid scan) |
Parathyroid adenoma
Thyroid adenoma or carcinoma Metastatic lymphadenopathy |
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Intra-abdominal activity on technetium 99m labeled RBC scan
(Tc99m labeled RBC scan) |
Active GI bleed
Neoplasm or IBD Genitourinary activity Free technetium |
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Decreased cortical FDG activity in setting of dementia
(FDG PET of brain) |
Alzheimer disease
Pick disease Multi-infarct dementia Parkinson disease |
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Unilateral absent lung perfusion
(V/Q Scan) |
External compression (tumor, fibrosing mediastinitis)
Pulmonary artery anomalies or corrected congenital heart disease Massive unilateral PE Mucous plug Unilateral diffuse parenchymal disease Endobronchial lesion (mass or foreign body) |
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Worsening renal function on MAG 3 renal scan following Captopril administration
(MAG 3 renogram) |
Renal artery stenosis
Unilateral urinary obstruction False-positive scan in patients on Ca channel blocker |
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Cold nodule on I123 thyroid scan
(I123 thyroid scan) |
Thyoroid carcinoma
Colloid cyst Nonfunctioning adenoma |
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Focal abdominal uptake on indium 111 pentreotide scan
(Octreoscan) |
Neuroendocrine tumor
Mets Granulomatous disease |
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Absent intracranial activity on a technetium 99m HMPAO scan
(HMPAO scan) |
Brain death
Quality control-poor radiopharmaceutical bolus |
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Focal neck uptake on I131 postablation scan
(I131 scan) |
Residual thyroid tissue
Cervical nodal mets Physiologic pharyngeal/esophageal activity |
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Increased mediastinal uptake on a gallium scan
(whole body Ga67 scan) |
Malignancy
Granulomatous disease Non-specific inflammatory/infectious process |
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Focal increased hepatic uptake on a sulfur colloid scan (Sulfur colloid scan)
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Focal nodular hyperplasia
Regenerating nodular cirrhosis Budd-Chiari syndrome SVC syndrome |
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Focal bowel uptake on indium 111 labeled WBC scan
(In111 WBC scan) |
Infectious enteritis/colitis
IBD GI bleeding Swallowed activity from sinusitis/pharyngitis |
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Focal defect on QC images
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Photomultiplier tube failure
Crystal defect Collimator defect Electronic artifact |
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Focal increased activity within an extremity on a bone scan
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Stress fracture
Osteomyelitis Neoplasm Fibrous dysplasia |
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Solitary hypermetabolic pulmonary lesion on a PET scan
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Malignancy
Active granulomatous disease Pulmonary infection/inflammation |
