Surgical Practice May 2012 CME for Fellows Answers of May 2012 (1) Krukenberg tumours of colorectal origin: Experience of a tertiary referral centre and review of the literature 1. Krukenberg tumours are tumours of the gastrointestinal tract that metastasise to following organs: A. The thyroid (False) B. The liver (False) C. The lung (False) D. The ovary (True) E. The uterus (False) 2. Malignancies that metastasise to the ovary can arise from: A. Brain (False) B. Lung (True) C. Breast (True) D. Nasopharynx (False) E. Kidney (True) 3. For a chance of improving survival the authors suggest that Krukenberg tumours should be treated by: A. Bilateral salpingo-oophorectomy (True) B. Unilateral salpingo-oophorectomy (False) C. Debulking surgery (True) D. Chemotherapy (False) E. Radiation therapy (False) 4. Krukenberg tumours originating from colorectal tumours are: A. Common and carry a favourable prognosis (False) B. Common and carry a poor prognosis (False) C. Uncommon and carry a favourable prognosis (False) D. Uncommon and carry a poor prognosis (True) E. Not seen in Hong Kong (False) (2) Endovascular treatment of very small ( 3 mm) intracranial aneurysms: An updated systemic review 1. Very small intracranial aneurysm is: A. Deﬁned as an aneurysm less than 7 mm in size (False) B. Deﬁned as an aneurysm less than 3 mm in size (True) C. Associated with no risk of endovascular procedural rupture (False) D. Associated with a 7% risk of endovascular procedural rupture (True) E. Associated with a low (1%) clinical rebleeding rate after embolization (True) 2. Very small intracranial aneurysm is: A. Associated with an endovascular complete occlusion rate of >95% (False) B. Associated with an 84% endovascular immediate satisfactory occlusion rate (True) C. Associated with no risk of mortality and morbidity in cases of endovascular procedural complications (False) D. Associated with a 40% risk of mortality and morbidity in cases of endovascular procedural complications (True) E. Associated with an 88% endovascular delayed satisfactory occlusion rate (True) 3. Very small intracranial aneurysm is: A. Not amenable to microsurgical clipping (False) B. Included in the International Subarachnoid Aneurysm Trial (ISAT) (False) C. Included in the landmark study of Vinuela et al (1997) (False) D. Associated with a low (5%) retreatment rate after endovascular embolization (True) E. Associated with a high (25%) retreatment rate after endovascular embolization (False) 4. The above study is a A. Case-control study (False) B. Randomised clinical trial (False) C. Cross-sectional study (False) D. Meta-analysis (True) E. Prospective-cohort study (False) Surgical Practice Surgical Practice (2012) 16, 125 © 2012 The Author Surgical Practice © 2012 College of Surgeons of Hong Kong Surgical Practice (2012) 16, 125

Surgical Practice May 2012 CME for Fellows

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Surgical Practice May 2012 CME for Fellows

Answers of May 2012

(1) Krukenberg tumours of colorectal origin: Experience of a tertiary referral centre and review of the literature

1. Krukenberg tumours are tumours of the gastrointestinal tract that metastasise to following organs:A. The thyroid (False)B. The liver (False)C. The lung (False)D. The ovary (True)E. The uterus (False)

2. Malignancies that metastasise to the ovary can arise from:A. Brain (False)B. Lung (True)C. Breast (True)D. Nasopharynx (False)E. Kidney (True)

3. For a chance of improving survival the authors suggest that Krukenberg tumours should be treated by:A. Bilateral salpingo-oophorectomy (True)B. Unilateral salpingo-oophorectomy (False)C. Debulking surgery (True)D. Chemotherapy (False)E. Radiation therapy (False)

4. Krukenberg tumours originating from colorectal tumours are:A. Common and carry a favourable prognosis (False)B. Common and carry a poor prognosis (False)C. Uncommon and carry a favourable prognosis (False)D. Uncommon and carry a poor prognosis (True)E. Not seen in Hong Kong (False)

(2) Endovascular treatment of very small (� 3 mm) intracranial aneurysms: An updated systemic review

1. Very small intracranial aneurysm is:A. Defined as an aneurysm less than 7 mm in size (False)B. Defined as an aneurysm less than 3 mm in size (True)C. Associated with no risk of endovascular procedural rupture (False)D. Associated with a 7% risk of endovascular procedural rupture (True)E. Associated with a low (1%) clinical rebleeding rate after embolization (True)

2. Very small intracranial aneurysm is:A. Associated with an endovascular complete occlusion rate of >95% (False)B. Associated with an 84% endovascular immediate satisfactory occlusion rate (True)C. Associated with no risk of mortality and morbidity in cases of endovascular procedural complications (False)D. Associated with a 40% risk of mortality and morbidity in cases of endovascular procedural complications (True)E. Associated with an 88% endovascular delayed satisfactory occlusion rate (True)

3. Very small intracranial aneurysm is:A. Not amenable to microsurgical clipping (False)B. Included in the International Subarachnoid Aneurysm Trial (ISAT) (False)C. Included in the landmark study of Vinuela et al (1997) (False)D. Associated with a low (5%) retreatment rate after endovascular embolization (True)E. Associated with a high (25%) retreatment rate after endovascular embolization (False)

4. The above study is aA. Case-control study (False)B. Randomised clinical trial (False)C. Cross-sectional study (False)D. Meta-analysis (True)E. Prospective-cohort study (False)

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