Oncology Flashcards
A 25-year-old man is screened for primary infertility and there is a history of left orchidopexy at the age of 7 years. Left testicular volume is 5cc, right testicular volume is 15 cc. Ultrasound shows microcalcification and an inhomogeneous parenchyma on the left side. What should be done?
A. Nothing, since the risk of testis cancer is not increased
B. Testicular biopsy, since the risk of carcinoma in situ is clearly elevated
C. Testicular biopsy, since the chance of testis cancer is more than 30%
D. Orchidectomy on the left side, since the risk of cancer in this man is very high
B. Testicular biopsy, since the risk of carcinoma in situ is clearly elevated
What is the approximate recurrence risk of patients treated surgically for penile cancer with lymph node metastases?
A. 5%
B. 20%
C. 40%
D. 60%
B. 20%
What is the prognosis for signet ring cell urachal adenocarcinoma?
A. Poor
B. Normal
C. Good
D. Excellent prognosis
A. Poor
What is the approximate percentage of understaging of patients with clinical stage T2b prostate cancer?
A. 20%
B. 40%
C. 60%
D. 80%
C. 60%
In cases of PSA measurements, if serum cannot be processed within 3 hours of collection, serum total and free PSA long-term storage should be done at what temperature?
A. 0°C
B. -20°C
C. -50°C
D. -70°C
D. -70°C
What is the most important factor used to decide whether a nerve sparing approach for a radical prostataectomy is appropriate?
A. Patients BMI
B. Prostate volume
C. Sexual activity before surgery
D. Clinical stage, PSA level, biopsy Gleason score
C. Sexual activity before surgery
What is the standard approach to cT1a RCC of 3,5cm?
A. Laprascopic radical nephrectomy
B. Watchful waiting
C. Open och laprascopic partial nephrectomy
D. Ablative techniques: cryo and radiofrequency
C. Open och laprascopic partial nephrectomy
If there is positive cytology and a normal cystoscopy, the most likely explanation is:
A. Carcinoma in situ
B. False positive cytology
C. The endoscopist has missed a lesion in the bladder.
D. Carcinoma of the upper tract
D. Carcinoma of the upper tract
What effects can androgen deprivation therapy have on the skeleton?
A. Increased risk of fracture
B. Exacerbation of osteopenia or osteoporosis that might have been present at baseline
C. Increased bone metabolism that may render the bone microenvironment more favourable for the development of bone metastases
C. All of the above
C. All of the above
In patients with locally advanced prostate cancer on watchful waiting, what is an important factor associated with a high-risk for progression and death due to prostate cancer?
A. A PSA doubling time (PSADT) of <12 months
B. A PSADT of > 12 months
C. A PSADT of < 6 months
D. A PSADT of > 6 months
A. A PSA doubling time (PSADT) of <12 months
Which biomarker has shown to be a predictor for survival in kidney cancer patients?
A. PSA
B. CEA
C. CD4/CD8 ratio
D. Carbonic anhydrase IX (CA IX)
D. Carbonic anhydrase IX (CA IX)
What drug is accepted as the standard first-line therapy in metastatic RCC with low or intermediate risk criteria?
A. Sunitinib
B. Sorafenib
C. Bevacizumab
D. Temsirolimus
A. Sunitinib
Laprascopic partial nephrectomy is:
A. Not an accepted alternativ to open partial nephrectomy
B. Considered the gold standard treatment for kidney tumours ≤ 4cm (T1a)
C. Considered the gold standard treatment for kidney tumours ≤ 7cm (T1b)
D. Considered an acceptable alternative to open partial nephrectomy for kidney tumours ≤4 cm
D. Considered an acceptable alternative to open partial nephrectomy for kidney tumours ≤4 cm
Increased tolerability of TRUS prostatic biopsy is best achieved by:
A. Intrarectal local anaesthesia (IRLA)
B. Oral medication (tramadol/acetaminophen)
C. Periprostatic nerve block with lidocaine injection (PPNB)
D. Intrarectal local anaesthesia (IRLA) and periprostatic nerve block with lidocaine injection (PPNB)
C. Periprostatic nerve block with lidocaine injection (PPNB)
Which substance has to be evaluated for the result of the PCA3 test?
A. PCA3-DNA
B. PCA3-mRNA
C. PCA3-mRNA and PSA-DNA
D. PCA3-mRNA and PSA-mRNA
D. PCA3-mRNA and PSA-mRNA
The most important risk factor for the development of bladder carcinoma is:
A. Smoking
B. Exposure to radiotherapy
C. Exposure to aromatic amines
D. Occupational exposure to urothelial carcinogens
A. Smoking
Bone metastases:
A. Can result in potentially debilitating skeletal-related events (SREs)
B. Occur in less than 10% of patients with urogenital meastatic malignancies
C. Occur as a result of the balanced activity between osteoclasts and osteoblasts
D. Are typically indolent and do not require treatment beyond standard anticancer therapy
A. Can result in potentially debilitating skeletal-related events (SREs)
The only bisphosphonate to recieive widespread regulatory approval because it demonstrated objective and long-term clinical efficacy in delaying the onset and reducing the risk of skeletal-related events (SREs) in patients with castration-resistant prostate cancer is:
A. Clodronate
B. Risedronate
C. Pamidronate
D. Zoledronic acid
D. Zoledronic acid
When tumour cells invade bone, they:
A. Reduce bone resorption
B. Prevent osteoclast-mediated release of growth factors
C. Secrete growth factors that promote the release of RANK Ligand
D. Increase the expression of osteoprotegerin relative to RANK Ligand
C. Secrete growth factors that promote the release of RANK Ligand
Bone metastases from prostatic carcinoma are most frequently found in the:
A. Ribs
B. Bony Pelvis
C. Lumbar spine
D. Proximal part of the femur
C. Lumbar spine
Randomized controlled trials comparing placebo versus antibiotic prophylaxis in prostate biopsy show the following results:
A. There are no studies assessing the incidence of symptomatic UTI with placebo versus antibiotic
B. Significant reduction inte the incidence of bacteriuria and symptomatic UTI for the antibiotic arm
C. For the antibiotic arm, bacteriuria varies between 8.6% and 20% and symptomatic UTI between 3% and 30%
D. Significant reduction in the incidence of bacteriuria and no difference in the incidence of symptomatic UTI for the antibiotic arm
D. Significant reduction in the incidence of bacteriuria and no difference in the incidence of symptomatic UTI for the antibiotic arm
Regardin the complications of laparoscopic partial nephrectomy which statement is correct?
A. Bleeding is the most common major complication
B. Urinary fistulas can be reduced by the use of sealing agents
C. The incidence of complications is directly related to tumour size
D. The complications are less frequent when a transperitoneal approach is used
A. Bleeding is the most common major complication
Laprascopic-assisted and open radical cystectomy differ significantly EXCEPT in:
A. Postoperative neobladder function
B. Operative time
C. Blood loss and transfusion rate
D. Postoperative complications
A. Postoperative neobladder function
What is the half-life time of human choriogonadotropin (HCG)?
A. 1-2 days
B. 5-7 days
C. 14-16 days
D. 30 days
A. 1-2 days
The most important risk factor for germ cell testicular tumour is:
A. Cryptorchidism
B. Testicular cancer at the father
C. Tumour in the contralateral testicle
D. Oestrogen therapy of the mother during pregnancy
C. Tumour in the contralateral testicle