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USMLE1 Reproductive Non-Pharm
N/A
50
Medical
Graduate
04/16/2011

Additional Medical Flashcards

 


 

Cards

Term
Lymphatic drainage of vagina/uterus
Definition
Distal 1/3: superficial inguinal
Proximal 2/3: obturator, external iliac, hypogastric nodes
Term
Suspensory ligament of ovaries
Connects?
Contains?
Definition
Ovaries to lateral pelvic wall
Ovarian vessels (from aorta, to IVC, left renal vein)
Term
Cardinal ligament
Connects?
Contains?
Definition
Connects cervix to side wall of pelvis
Uterine vessels (from/to internal iliac)
Term
Round ligament of uterus
Connects?
Contains?
Definition
Uterine fundus to labia majora via inguinal canal
Nothing! (0 like round) female gubernaculum
Term
Broad ligament
Connects?
Contains?
Definition
Uterus, fallopian, tubes, and ovaries to pelvic wall (covers everything)
Ovaries, fallopian tubes, round ligaments of uterus
Term
Ligament of the ovary
Connects?
Contains?
Definition
Connects ovary to lateral uterus
Nothing, structural only. (UNLIKE suspensory ligament of ovary!)
Term
Sertoli cells secrete:
Leydig cells secrete:
Definition
Sertoli:
Inhibin (inhibits FSH at ant. pituitary)
Androgen Binding Protein
Anti-Müllerian hormone
regulate/protect/promote spermatogenesis
Leydig:
Testosterone (inhibits LH at ant. pituitary AND GnRH at hypothalamus)
Term
Sperm development (5)
Definition
Spermatogonium (Diploid, 2N)
-chromosome replication-
Primary spermatocyte (Diploid, 4N)
-meiosis I-
Secondary spermatocyte (Haploid, 2N)
-meiosis II-
Spermatid (Haploid, N)
-lose cytoplam, gain acrosomal cap, tail)
Spermatozoan (Haploid, N)
Term
Hormone to close epiphyseal plates?
Definition
Estrogen, or testosterone CONVERTED to estrogen at plate. Puberty.
Term
Ovarian estrogen production
Definition
LH stimulates Theca cell desmolase, etc: Cholesterol to Androstenedione
FSH stimulates Granulosa cell aromatase: Androstenedione to Estrogen
Term
When is ovarian follicular growth fastest?
Definition
2nd week of proliferative phase (follicular phase)
Dominant follicle has been "chosen"
Term
Menorrhagia vs. Metrorrhagia vs. Menometrorrhagia
Definition
Menorrhagia: Heavy bleeding at normal menses time
Metrorrhagia: Bleeding at irregular intervals
Menometrorrhagia: Heavy bleeding at irregular intervals
Term
What can hCG be used for in infertility treatment?
Definition
Acts like LH - give to simulate LH surge, cause ovulation.
Term
Main source of estrogen after menopause?
Definition
Peripheral conversion of androgens (aromatase)
Term
Best test to confirm menopause?
Definition
Rise in FSH (loss of inhibin, no negative feedback)
Term
Lack anti-mullerian hormone?
Definition
Both male and female internal genitalia (males stimulated by testosterone, females not inhibited by AMH), and male external genitalia (DHT).
Term
5alpha-reductase deficiency?
Definition
Male internal genitalia (males stimulated by testosterone, females inhibited by anti-mullerian hormone), and ambigous external genitalia until puberty (high testosterone drives DHT production)
Term
Causes of polyhydramnios
Definition
Esophageal/duodenal atresia (Down syndrome)
Anencephaly (no swallowing center)
Term
Causes of oligohydramnios
Definition
Placental insufficiency
bilateral renal agenesis
posterior urethral valve - inability to excrete urine
(leads to Potter's syndrome)
Term
Quad screen in Down syndrome?
Definition
low AFP
high hCG
low estriol
high inhibin-alpha
+ nuchal translucency
Term
Do leiomyomas become leiomyosarcomas?
Definition
No - most leiomyosarcomas are de novo.
Term
Follicular cyst v. Corpus luteum cyst v. Theca-lutein cyst
Definition
Follicular: Unruptured graafian follicle. Hyperestrinism, endometrial hyperplasia.
Corpus luteum: Hemorrhage into persistent corpus luteum, usually regresses spontaneously.
Theca-lutein: Due to gonadotropin stimulation (ex. high hCG), assoc. with choriocarcinoma, moles. Usually multiple, bilateral.
Term
Dysgerminoma
Definition
Ovarian germ cell tumor.
High hCG, LDH.
Malignant, equivalent of male seminoma but more rare. Sheets of uniform cells.
Term
Choriocarcinoma
Definition
Large, hyperchromatic, syncytiotrophoblastic cells.
high hCG.
Causes theca-lutein cysts.
Associated with complete mole.
Term
Yolk sac tumor
Definition
= endodermal sinus tumor
In ovaries, testes, or sacrococcygeal area of CHILDREN.
Yellow, friable, solid masses (like hard-boiled yolk!)
50% have Schiller-Duval bodies (resemble glomeruli).
High AFP
Term
Teratoma
Definition
90% of ovarian germ cell tumors.
Cells from multiple germ layers.
Term
Mature teratoma
Definition
= "dermoid cyst"
BENIGN in FEMALES, MALIGNANT in MALES
Term
Immature teratoma
Definition
Ovarian germ cell tumor - MALIGNANT
Term
Struma ovarii
Definition
Teratoma with functional thyroid tissue, presents as hyperthyroidism
Term
Serous cystadenoma
Definition
Ovarian non-germ cell tumor: 20% of ovarian tumors
Benign, lined with fallopian tube-like epithelium.
High CA-125 (like ~all non-germ cell ovarian tumors)
Term
Serous cystadenocarcinoma
Definition
Non-germ cell ovarian tumor.
50% of ovarian tumors - malignant form of cystadenoma.
Frequently bilateral.
High CA-125 (like ~all non-germ cell ovarian tumors)
Term
Mucinous cystadenoma.
Definition
Non-germ cell ovarian tumor.
Multilocular cyst lined by mucus-secreting epithelium. Benign. Intestine-like tissue.
High CA-125 (like ~all non-germ cell ovarian tumors)
Term
Mucinous cystadenocarcinoma.
Definition
Non-germ cell ovarian tumor.
Malignant form of mucinous cystadenoma.
Can lead to *pseudomyxoma peritonei - mets to peritoneal cavity, fills with mucus.
High CA-125 (like ~all non-germ cell ovarian tumors)
Term
Brenner tumor
Definition
Non-germ cell ovarian tumor.
Benign, looks like bladder epithelium.
High CA-125 (like ~all non-germ cell ovarian tumors)
Term
Ovarian fibroma
Definition
Non-germ cell ovarian tumor.
Bundles of spindle-shaped fibroblasts.
Meig's syndrome: triad of ovarian fibroma, ascites, hydrothorax.
Pulling sensation in groin.
Term
Granulosa cell tumor
Definition
Non-germ cell ovarian tumor.
Secretes estrogen, causes precocious puberty, endometrial hyperplasia/carcinoma.
Call-Exner bodies: small follicles with eosinophilic secretions.
Abnormal uterine bleeding due to endometrial hyperplasia.
High CA-125 (like ~all non-germ cell ovarian tumors)
Term
Krukenberg tumor
Definition
Not a primary ovarian tumor, but common presentation.
Stomach/GI malignancy metastasizes to ovaries, causing mucin-secreting *signet cell adenocarcinoma.
Term
Clear cell adenocarcinoma of vulva
Definition
Associated with in utero exposure to Diethylstilbestrol (DES)
Term
Sarcoma botryoides
Definition
Rhabdomyosarcoma variant, presents in vulva of young females.
Spindle-shaped tumor cells, desmin positive.
Grossly, looks like "tan grapes"
Term
BPH lobe involvement?
Prostate ca lobe involvement?
Definition
BPH: Periurethral (lateral & middle)
Prostate Ca: Posterior lobe
Term
What is seen in PSA during prostate cancer?
Definition
Increase in total PSA, *decrease in ratio of free/total PSA.
NB: Total and free PSA levels increased for ~24 hrs after ejaculation.
Term
Seminoma
Definition
Testicular germ-cell tumor.
Malignant, painless, homogenous testicular enlargement.
Most common testicular tumor, males 15-35.
Large cells in lobules, watery cytoplasm, "fried egg" appearance.
Radiosensitive, late metastasis, excellent prognosis.
Term
Embryonal carcinoma (male)
Definition
Testicular germ-cell tumor
Malignant, *painful, worse prognosis than seminoma.
Glandular/papillary morphology. Can differentiate to other tumors.
May have high AFP, hCG.
Term
Yolk sac tumor (male)
Definition
= endodermal sinus tumor.
Testicular germ-cell tumor.
Yellow, mucinous. Schiller-Duval bodies, high AFP.
Term
Choriocarcinoma (male)
Definition
Testicular germ-cell tumor.
Malignant, high hCG.
Syncytiotrophoblastic and cytotrophoblastic elements.
Hematogenous metastases.
Term
Teratoma (male)
Definition
Appearance same as females.
*Unlike females, mature teratoma is most often malignant.
Term
Leydig cell tumor
Definition
Testicular non-germ cell tumor.
Reinke crystals (function unknown).
Androgen producing; gynecomastia in men, precocious puberty in boys.
Golden brown color.
Term
Sertoli cell tumor
Definition
Testicular non-germ cell tumor.
Androblastoma from sex cord stroma.
Term
Testicular lymphoma
Definition
Testicular non-germ cell tumor.
Most common testicular cancer in older men.
Term
Penis: Bowen's disease vs. Erythroplasia of Queyrat vs. Bowenoid papulosis
Definition
All are carcinoma in situ
Bowens: Gray, solitary, crusty plaque. 5th decade. Can progress to SCC, <10%
Queyrat: Red velvety plaque, form of Bowen's.
Bowenoid: Multiple papular lesions, younger age group, does not become invasive.
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