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6/11/2015 Case #4 21yo WF with acute RUQ pain PMHx: Aplastic anemia, CNI-induced renal failure, morbid obesity Meds: Tacrolimus, high dose OCP Exam: Peritonitis with shock Imaging Outside imaging: AVM CT:

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  1. 6/11/2015 Case #4  21yo WF with acute RUQ pain  PMHx: Aplastic anemia, CNI-induced renal failure, morbid obesity  Meds: Tacrolimus, high dose OCP  Exam: Peritonitis with shock  Imaging  Outside imaging: “ AVM ”  CT: Ruptured hepatic lesion 21

  2. 6/11/2015 Benign Focal Hepatic Lesions Hepatic Adenoma Ruptured Hepatic Adenoma Postoperative Image 22

  3. 6/11/2015 Benign Focal Hepatic Lesions Hepatic Adenoma  Strong hormonal influence  4 per 100,000 females using OCPs  Risk factors Obesity, glycogen storage disease, DM, hemachromatosis, anabolic steroids  Risks:  RUPTURE (higher risk: exophytic lesions, >5cm)  MALIGNANT DEGENERATION (up to 20% reported in adenomas >4cm) Barthelemes L et al. HPB Surg 2005; 7:186 Terkivatan T et al. Arch Surg 2001; 136:1033 23

  4. 6/11/2015 Benign Focal Hepatic Lesions Hepatic Adenoma Genetics  ~50% HNF1 α mutations  Low association with HCC  Overall benign clinical course  ~15% β -Catenin Alternations  Nuclear translocation  High association with HCC  ~35% no alterations in HNF1 α or β -Catenin  Benign course Zucman-Rossi J et al. Hepatology 2006; 43(3):515-24 Monga SP et al. Cancer Res 2002; 62:2064-71 24

  5. 6/11/2015 Benign Focal Hepatic Lesions Hepatic Adenoma  Diagnosis: EOVIST MRI, CT  Treatment:  Stop OCPs  Weight loss  Ablation  Resection  Special Problem: Pregnancy Barthelemes L et al. HPB Surg 2005; 7:186 Terkivatan T et al. Arch Surg 2001; 136:1033 25

  6. 6/11/2015 26 Hepatic Adenoma

  7. 6/11/2015 Benign Focal Hepatic Lesions Hepatic Adenoma Diagnostic Imaging  Typically have fat present  MRI in/ out of phase imaging  No bile ductules  Non-enhancing on EOVIST imaging  Few if any Kupffer cells  Photopenic on liver spleen scan 27

  8. 6/11/2015 Benign Focal Hepatic Lesions EOVIST MRI: Adenoma vs. FNH FNH Arterial Phase Venous Phase Hepatobiliary Phase Adenoma 28

  9. 6/11/2015 Case #5  56yo WF with symptomatic cholelithiasis, 2 days s/p lap chole with bile leak  PMHx: HTN  SHx: Works as scrub tech for the surgeon who did the lap chole  Exam: RUQ peritonitis, JP bilious  Labs: WBC 21k, Tbili 2, ALP 140  US: RUQ fluid collection consistent with a biloma. No biliary ductal dilatation. 29

  10. 6/11/2015 Hepatic Abscess Divided Rt Hepatic Artery Hepatic Abscess Hepatic Abscess Drain 5 Months Later 30

  11. 6/11/2015 Hepatic Abscess  Formerly due to perforated appendicitis/ diverticulitis  Current epidemiology:  Diagnosis: CT Scan  Treatment  Treat Underlying Condition  Appropriate Antibiotics  Drainage for Focal Abscess  Amebic: Metronidazole Hansen PS et al. APMIS 1998; 106:396 Huang CJ et al. Ann Surg 1996; 223:600 31

  12. 6/11/2015 UAB Liver Tumor Clinic Referrals: 205 996 5970 (phone) 205 996 9037 (fax) 800 UAB MIST 32

  13. 6/11/2015 Question 1  A 35 year old woman who has been on oral contraceptives for 10 years presents with a 6 month history of right upper quadrant discomfort. CT reveals a 6.5cm tumor in segment IV. Complications of this tumor include which of the following?  A. 5% lifetime risk of malignant transformation  B. 90% to 95% risk of spontaneous rupture and intraperitoneal hemorrhage  C. 30% risk of spontaneous thrombosis  D. Compression of the portal vein leading to portal hypertension  E. Compression of the common hepatic duct, leading to obstructive jaundice 33

  14. 6/11/2015 Question 1  A 35 year old woman who has been on oral contraceptives for 10 years presents with a 6 month history of right upper quadrant discomfort. CT reveals a 6.5cm tumor in segment IV. Complications of this tumor include which of the following?  A. 5% lifetime risk of malignant transformation  B. 90% to 95% risk of spontaneous rupture and intraperitoneal hemorrhage  C. 30% risk of spontaneous thrombosis  D. Compression of the portal vein leading to portal hypertension  E. Compression of the common hepatic duct, leading to obstructive jaundice 34

  15. 6/11/2015 Question 2  A 63 year old female with a history of unresectable cholangiocarcinoma and biliary stenting presents with a one week history of fevers, chills and jaundice. CT reveals multiple rim- enhancing fluid collections in the liver. What is the most likely diagnosis?  A. Echinococcal cysts  B. MRSA bacteremia  C. Pyogenic liver abscess  D. Polycystic liver disease 35

  16. 6/11/2015 Question 2  A 63 year old female with a history of unresectable cholangiocarcinoma and biliary stenting presents with a one week history of fevers, chills and jaundice. CT reveals multiple rim- enhancing fluid collections in the liver. What is the most likely diagnosis?  A. Echinococcal cysts  B. MRSA bacteremia  C. Pyogenic liver abscess  D. Polycystic liver disease 36

  17. 6/11/2015 Question 3  Which of the following organisms is the most common cause of pyogenic liver abscess?  A. Echinococcus  B. Schistosoma mansoni  C. Escherichia coli  D. Entamoeba hystolitica 37

  18. 6/11/2015 Question 3  Which of the following organisms is the most common cause of pyogenic liver abscess?  A. Echinococcus  B. Schistosoma mansoni  C. Escherichia coli  D. Entamoeba hystolitica 38

  19. 6/11/2015 Question 3  A 35 year old asymptomatic female has been diagnosed with focal nodular hyperplasia (FNH) of her liver. How should you advise her to proceed with treatment?  A. She will likely require surgery  B. She may be observed  C. She should be referred to a medical oncologist for chemotherapy  D. She should be referred to a radiation oncologist  E. She should receive an oral TNF alpha inhibitor 39

  20. 6/11/2015 Question 3  A 35 year old asymptomatic female has been diagnosed with focal nodular hyperplasia (FNH) of her liver. How should you advise her to proceed with treatment?  A. She will likely require surgery  B. She may be observed  C. She should be referred to a medical oncologist for chemotherapy  D. She should be referred to a radiation oncologist  E. She should receive an oral TNF alpha inhibitor 40

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