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18 Cards in this Set
- Front
- Back
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Nephrographic phase |
70-90 seconds |
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Nephrographic (70-90 sec) |
Bladder wall enhances |
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Ostiomeatal complex |
Primary drainage opening within the sinus cavities common area for inflammation |
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Vascular components of Circle of Willis |
Right and left anterior cerebral arteries Anterior communicating artery Right and left internal carotid arteries Right and left posterior cerebral arteries Right and left posterior communicating arteries |
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Brain CTA |
15-20 second delay |
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Benign pulmonary nodule |
165-200 |
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peak Arterial hepatic contrast enhancement |
25-35 seconds after initiation of contrast agent |
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60-70 seconds |
Peak hepatic parenchymal enhancement |
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2-3 minutes |
Equilibrium phase- during this phase hepatic parenchymal enhancement dissipates and there is minimal difference in contrast enhancement |
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15-20 seconds |
Early arterial phase- optimal phase for angiographic applications of liver |
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60-70 sec |
Preferred timing for CT acquisition of the spleen portal venous |
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Peritoneal cavity |
Stomach Small bowel Transverse Colin Liver and gallbladder Spleen Ovaries |
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Retroperitoneum |
Duodenum Pancreas Adrenal glands Kidney, ureter, and bladder Aorta and inferior vena cava Prostate Uterus |
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Optimal Pancreatic parenchymal contrast enhancement |
Delayed arterial phase occuring approximately 35-45 secs after the start of contrast agents |
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20-25 seconds arterial phase |
Optimal to evaluate the involvement of surrounding vessels by pancreatic neoplasm |
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Corticomedullary phase |
30-40 seconds optimal enhancement of renal cortex and renal veins |
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Nephrographic phase |
70-90 secs enhancement differences between renal cortex and medulla reach equilibrium.optimal for parenchymal lesions |
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Excretory phase |
3 minutes after injection |
