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What is the pathophysiology of adenomyosis?
Ectopic endometrium in the myometrium
Causes myometrial hyperplasia
What is the definition of diffuse adenomyosis on MRI?
Thickening of junctional zone myometrium greater than 12 mm
What syndrome is associated with multiple malignant cervical cysts?
Peutz Jeghers (associated with adenoma malignum)
Where in the prostate do most prostate cancers originate?
What area of the prostate hypertrophies in BPH?
Transitional zone (around urethra)
What are the characteristic MRI findings of prostate cancer?
Low T2 signal
What are characteristic findings of osteomyelitis?
Sinus tract/skin defect
How can you distinguish between clear cell and papillary renal cell carcinioma?
Clear cell carcinoma - T2 hyperintense
Papillary cell carcinoma - T2 HYPOintense
What how do malignant breast lesions differ from benign lesions in enhancement over time?
Malignant lesions enhance, then washout (type 3 curve)
Benign lesions continue to enhance
What are characteristic findings of iron overload on MRI?
Decreased signal on in phase imaging compared with out of phase imaging (reverse of steatosis)
What is the most common type of retroperitoneal malignancy?
What is the difference between total and partial anomalous pulmonary venous return?
Partial - at least one of the pulmonary veins drain into the left atrium
Total - none of the pulmonary veins drain into the left atrium
What long term intraabdominal sequelae of pelvic inflammatory disease?
MRI rotation flash cards