Renal 13 Imaging Word Scramble
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Question | Answer |
What radiologic studies need contrast? | CT scan Intravenous Pyelogram MR Angiogram |
Which studies have radiation? | X-ray IVP CT |
Which studies don't have radiation? | Ultrasound MRI |
What is the most common renal mass and how do you find them? | Simple renal cysts (90% of all masses) Seen on ultrasound as anechoic areas (smooth, round, black hole) |
What is the most common renal cancer? | Renal adenocarcinoma |
What does trauma to the kidney look like? | Blood extending out in to Gerota's fascia There may be damage to the pancrease |
Name, in order, the studies you order to look for kidney abnormalities. | Plain film X-ray IVP (not so much) CT scan (if looking for stones, don't use contrast) Ultrasound MRI |
What are the contraindication for contrast use in IVP? | Hx of hypersensitivity Combined renal and hepatic dz Oliguria Diabetes with renal insufficiency Glucophage |
How long does an IVP take? | 20 minutes |
What does the kidney look like on ultrasound? | A football (long axis view) |
What muscle do the kidneys travel next to? | The psoas |
Name urine draining kidney anatomy going from proximal to distal. | (CIPU) Calyx Infundibulum Pelvis Ureter |
What does a full column seen in IVP indicate? | Possible obstruction |
True/False Larger stones cause more pain. | False They cause less. |
What organisms are staghorn calculi associated with? | Proteus Klebsiella |
If you suspect a calculi, list the imaging studies in order. | Abdominal X-ray Renal CT IVP Renal Ultrasound |
What does a renal cyst look like on CT? | No visible wall Sharply marginated Low density (0-10 H.U.) |
What is the density of fat on CT? | -10 to -40 |
Where does renal cancer metastasize most often? | Lung, but also to the bone and brain. |
What percentage of pts have metastasis at time of Dx? | About 1/3 |
What is a bear paw sign? | Seen on IVP as a sign of hydronephrosis |
What is the range for normal kidney size? | Between 9am and 13cm |
In a horseshoe kidney, where are they connected? | They are fused at the lower poles |
What is the best way to visualize the adrenal glands? | Best imaged with CT |
What does adrenal adenoma look like on CT? | Round, mass with Ct numbers <0 |
Name some causes of Renal lacerations. | MVA Falls and fights Contact sports |
What is the mechanism of renal lacerations? | Direct blow compress the thorax and causes laceration by lower ribs Accel/decel injuries can produce renal artery tears |
What are some signs and symptoms with RL? | >95% hematuria 24% don't have hematuria 1-2% only have microhematuria |
Created by:
bcriss
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