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Most common benign liver lesion?
Liver lesion with hypervascularity on CT, no sulfur colloid scan uptake, and no Kupfer cells
FNH on CT looks like this:
CENTRAL STELLATE SCAR, may look like cancer: fibromalleolar cancer
What consumptive coagulopathy can occur as a result of a hepatic angioma?
What do hepatic angiomas look like on CT scan?
Hypervascular lesions with peripheral to central enhancement on CT
Management of an asymptomatic hepatic adenoma?
Stop OCP's, if regression: nada. If not: resect
If NOT on steroids/OCP: resect
Management of Schistosomiasis lesion of the liver?
Praziquantel and control of any resultant variceal bleeding
Management of pyogenic liver abscess?
CT guided percutaneous drainage and antibiotics, surgical drainage if unstable or septic or multiple abscesses
Management of an Echinococcal liver cyst?
Tx with albendazole, do NOT resect: can spill into the abdomen and cause anaphylaxis
Positive Casoni skin test =
Management of an amebic abscess:
Usually just flagyl, typically dont need to drain
Management of a lesion with:
-Central stellate scar
-Positive sulfur colloid uptake on liver scan
FNH: just need to manage conservatively
What is the #1 cause of HCC worldwide?
Hep B virus
How can you distinguish metastatic vs primary liver tumors on CT
- Primary = hypervascular
- Metastatic = hypovascular
What is the only liver lesion that has positive sulfur colloid uptake on liver scan?
Focal Nodular Hyperplasia
What are the odds of rupture of a hepatic adenoma?
What are Kupffer cells?
What is a replaced R hepatic?
How common is it (%)?
- R hepatic REPLACED by branch of SMA
What is a accessory L hepatic?
How common is it?
- L hepatics is present, but so is a branch of the L gastric
Normal GB ejection fraction?
What is a common heart problem that arises in children with a hemangioma?