Kidney tumours Flashcards
A tumour made up of muscle cells, fat cells and blood vessels.
Angiomyolipoma
Abive what diameter do angiomyolipomas pose a risk of haemmorhhage?
6cm
What is the treatment for an angiomyolipoma that is an risk of haemmorhage?
Embolisation. A catheter is inserted into the tumour blood vessels and blocked by a substance such as ethanol
What conditions is associatated with multiple angiolipomas of the kidney?
Tuberous sclerosis
Which tumour presents as a central scar on CT scanning?
Oncocytoma
What tumour arises from the intercalated collecting ducts of the kidney?
Oncocytoma
What do you do if you suspect an oncocytoma from CT?
Nephrectomy. This is because it is hard to differentiate between this and renal cell carcinoma
What is the classic triad of symtpoms seen in renal cell carcinoma?
Abdominal mass
Haematuria
Flank pain
Where does renal cell cancer arise?
Proximal convoluted tubule
What is the most common type of renal cell carcinoma?
Clear cell papillary
What type of cancer is renal cell carcinoma?
Adenocarcinoma
Where does renal cell carcinoma commonly extend to?
Renal vein
Do you get a high or low red cell count in renal cell carcinoma?
High
Do you get hyper or hypo calcaemia in renal cell carcinoma?
Hyper
Why do you get a high red cell count in renal cell carcinoma?
Increased erythropoetin secretion
