Kidney tumors (B&M) Flashcards
what is another name for renal hamartoma?
angiomyolipoma
angiomyolipomas are composed of….?
fats, blood vessels, and smooth muscle tissue
renal hamartoma affects what gender?
females 3x more than men.
what disease do 80% of patients with renal hamartoma have?
tuberous sclerosis
what is the sonographic appearance of an angiomyolipoma?
angiomyolipomas appear as large, echogenic tumors with a high vascular supply and tend to hemorrhage
what is an adenoma?
an asymptomatic mass arising from tubule cells and occasionally become malignant
what is the sonographic appearance of an adenoma?
- small, solid mass (<3cm)
- may be hyperechoic or hypoechoic
- well-defined borders
what is a fibroma?
a mass made up of fibrous encapsulated connective tissue that is found in and around the renal sinus.
what is the sonographic appearance of a fibroma?
discrete hypoechoic mass
what is a lipoma?
asymptomatic fatty tumor
what is the sonographic appearance of a lipoma?
small echogenic mass
what is the most common renal malignancy?
renal cell carcinoma
what is another name for renal cell carcinoma?
adenocarcinoma
who is at risk for renal cancer?
males over 50 yoa
what are the clinical signs of renal cell carcinoma?
flank pain, hematuria, fever, and weight loss
where might renal cell carcinoma metastasize to?
lungs, liver, brain, and bones
what is the sonographic appearance of renal cell carcinoma?
predominantly solid mass, known to invade the renal vein
what is the most common renal cancer in children?
Wilm’s tumor
what is another name for Wilm’s tumor?
nephroblastoma
where does Wilm’s tumor spread?
lungs, liver, or brain
what is the prognosis from Wilm’s tumor?
a large, flank mass
what is the average age for Wilm’s tumor?
3.5 yoa
what are the clinical symptoms for Wilm’s tumor?
Wilm’s tumor is asymptomatic
40% of patients with Wilm’s tumor will have _____
renal thrombus
