Gyne Malignancies Flashcards
Most lethal gyne malignancy
Fifth leading cause of death in women
Lifetime risk is 1:72
Ovarian cancer
Most common ovarian cancer
Serous 80%
Endometrioid 10%
Glandular epithelial lining of fallopian
Serous
Walthard rest and bladder urothelium
Brenner
Serous borderline
Low grade serous
Genetically stable
KRAS and BRAF
Type I serous
Rapidly growing
Highyl agressive
P53
Type II Serous
Rare serous carcinoma with massive psammoma body formation and low grade cytological feature
Psamomma ovarian
Metastasis to breast colon appendicieal gastric and pancreatic termed as
Drop metastasis
Bilateral
Krukenberg tumor
Rare ovarian tumor defined by presence of thyroid tissue
More than 50% of overall mass
Struma ovarii
Risk factors for ovarian ca
Nulloparity
Obesity
Hormone replacement
Only documented chemoprevention for ovsrian cancer
Oral contraceptive pill
Vitamin A derivative for women with unilat breast ca to reduce risk of contralateral breast ca
Fenritidine
4-hydroxyretinoic acid
Clear cell ovarian CA is related to chemical exposure to
DES
Related to smoking
Mucinous carcinoma
Precursor cell to serous ovarian ca
Fimbriae
Serous tubular intraepithelial carcinoma related to
BRCA1 and BRCA2
BRCA1 + lifetime risk
30-50%
Ch 17
BRCA2 +
20-40% risk
Ch 14
Colon, endometrial, ovarian and other malig
HNPCC
Lynch syndrome
Most common presentation of epithelial ovarian ca
pelvic mass
Abundant mucoid or gelatinous material in pelvis or abdominal cavity surrounded by fibrous tissue
Pseudomyxoma peritonei
Elevated biomarker assoc with ovarian ca
Used in monitoring tx
CA 125
>200 96% PPV for malignancy
Cystic mass >8cm in TV UTZ
Malignant
Adnexal pelvic mass utz
Irregular border
Mult echofenjc pattern withhb mass
Dense multiple seltae
Biakteral
Ovarian ca dx
Ex lap with biopsy
Most common and earliest mode of ovarian ca dissemination
Transcoelomic
Lymphatic
Hematogenous
Stage 1
Confined to ovary
Stage 2
Pelvis
Stage 3
Intrabdomjnal spread
Stage IV
Spread outside abdomen
Ovarian ca tx
Unilat salpingo oophorectomy
Chemo: carboplatin + paclitaxel
Targeted: bevacizumab
Hormonal: tamoxifen and AI
Most common in 50-60
Mesenchymal component of the ovary
Low malignant potential
Unilateral solis mass
Ovarian sex cord tumor
Stromal tumor
Ovarian sex cord presentation
Abd mass
Abd lain
Signs and sx due to hormonal production
Hirsutism
Viriluzation
Cushing
Sertoli-leydig tumor
Most conmon malignant germ cell 30-40%
Dysgerminoma
Feature of endodermal sinus tumor or yolk sac
Glomerulus like tuft with central vascular core
Schiller Duval body
Henderson Peterson body
Molluscum contagiousum
Asteroid body
Sporotrichosis
Schuemann body
TB
Germ cell tx
BEP
Bleomycin
Etoposide
Cysplatin
Most common malignancy of female genital tract
Postmenopausal
Assoc with unopposed estrogen exposure
Endometrial ca