BC Pelvic Mass Flashcards
Tumour markers for pelvic masses?
hCG, AFP, LDH, Ca125, Ca19-9,
What is hCG positive associated with in regards to tumour marking?
Embryonal cell carcinoma, ovarian choriocarcinoma, mixed germ cell tumours, dysgerminomas
What does AFP mark for (tumour markers in pelvic masses)
Yolk sac tumours** (some immature teratomas)
DO dysgerminomas have a normal AFP or high?
NORMAL
What does LDH mark for as a tumour marker for pelvic mass?
dysgerminomas
What does Ca125 mark for ?
nothing specific just elevated with cancer
What does Ca 19-9 mark for?
pancreatic ca, can also see with some ovarian tumours
What is a krukenburg tumour?
occurs in GI tract but has mets to the ovaries
What do signet ring cells signify?
krukenburg tumour (from GI tract)
Which of the following statements about ovarian teratomas are false?
a) They are also called dermoid cysts
b) They most commonly affect women in their reproductive years
c) They extremely rarely undergo malignant degeneration
d) They are bilateral in 10% to 15% of cases
e) All of the above statements are true
All of the above
A 66 year old woman presents with a 3 month history of fatigue, anorexia, nausea, weight loss and vague abdominal pain. Her waistline has increased during that time and she says she now requires a larger dress size. On exam, ascites and a left ovarian cyst measuring 8 cm in diameter are noted.
Ultrasound shows the cyst as having septations, the uterus as small and the right ovary not visualized. Ca 125 level is 100.
Which of the following is the best provisional diagnosis?
a) Carcinoma of the fallopian tube
b) Carcinoma of the ovary
c) Cystadenoma of the ovary
d) Carcinoma of the pancreas with pelvic metastasis
e) Krukenberg tumour
ca of ovary
If cyst <6cm what do you do?
follow up 6wk later
What is the most common benign neoplasia of the ovary?
dermoid cyst
Patient over 40 with ovarian Ca, what kind of ca is it?
epithelial cell
What is the most common type of ovarian Ca in patient <20yo
Germ cell
