Ob-Gyn Flashcards
The secretory phase of the menstrual (day 14 - 28) is dominated by what hormone?
Progesterone
Who is more likely to get pre-eclampsia, a nulliparous or multiparous woman?
Nulliparous
Since a genetic cause is the number one reason for primary amenorrhea, what is one very important test?
Karyotype
Purulent cervical discharge should make you think of what diagnosis?
Neisseria Gonorrhea
A description of a young girl with a webbed neck, or wide shield chest should make you think of what diagnosis?
Turner’s Syndrome
Cervical biopsy comes back as CIN 1, what is the next step?
Repeat pap smear in 6 months
Repeat colposcopy in 12 months
What is the most common cause of secondary amenorrhea?
Pregnancy
What 3 labs should you order if you are considering secondary amenorrhea?
TSH, Prolactin, bHCG
Define premature birth?
Delivery of uterine contents between 20-36
A unilateral, single, mobile, firm, non-tender, solid breast mass should make you think of what diagnosis?
Fibroadenoma
Define metrorrhagia
Bleeding between periods
Post-menopausal bleeding is immediately believed to be what diagnosis?
Endometrial cancer (until proven otherwise)
During what portion of the menstrual cycle does PMS occur?
The second half of the menstrual cycle, and the symptoms are relieved by menstruation
How do you treat bacterial vaginosis?
Metronidazole (Flagyl) for 7 days.
What location within the pelvis is endometriosis most commonly found?
In the ovary
What lab test is the gold standard for chlamydia?
Nucleic acid amplification test
Are fibrocystic breast masses usually bilateral or unilateral?
Bilateral
How do you definitively diagnose endometriosis
Exploratory Laparoscopy (Ex-Lap)
What is the most common uterine tumor
Leiomyoma (Fibroids)
What is the ethnic backgrounds that has increased risk for fibroids?
Blacks (5x more likely than whites)
How do you treat vaginal candida
Flucazole PO one day, or Azole cream x 1 week.
First step of treatment for endometrial cancer?
TAH-BSO (Total Abdominal Hysterectomy with Bilateral Salpingo-oophorectory)
If you see the term chocolate cyst it should make you think of what?
Endometrioma
A surge in what hormone leads to ovulation?
LH
A patient presents with irregular menses, hirsutism, and infertility, what is the diagnosis?
PCOS
What endocrine issue is associated with PCOS?
Insulin insensetivity
You have a patient with PCOS, and she wants to get pregnant, what meds are you going to give her?
Clomid, and Metformin (if insulin sensetivity)
What is the medical treatment for early ectopic pregnancy?
Methotrexate
An ovarian cyst that contains hair and teeth, what is the diagnosis?
Terratoma
What is the mean age for ovarian cancer?
63 (think of this in older patients with vague abdominal symptoms)
Define the second stage of labor?
Full dilation to delivery
A 66 year old female presents with bouts of nausea, weight loss, and vague abdominal pain, what is the diagnosis?
Ovarian cancer
When is recommended to begin PAP smears?
21
Cervical biopsy comes back as CINII or CINIII, what is your next step.
LEEP (Loop endoscopic electrocautery procedure, cold knife, or cryotherapy, worry about imcompetent cervix post procedure with the first two)
What are two risk factors for cervical cancer?
Smoking, multiple sex partners
How much time needs to pass before diagnosing secondary amenorrhea?
If cycle has been normal: 3 months
If cycle has been abnormal: 6 months
What is a cystocele?
Herniation of the bladder into vagina
What is the treatment for Turner’s syndrome?
Cyclical estrogen/progesterone replacement therapy
What are the 3 treatments for uterine prolapse?
Kegel excersize, Pessary, Surgical fixation
What is the most common organism that causes mastitis?
S. Aureus
How many weeks pregnant is the uterine at the level of the umbilicus?
20 weeks
What is the most common cause of Post-Partum hemorrhage?
Uterine atony
Define missed abortion?
Death of the fetus with closed cervical os, no vaginal bleeding, products of conception still inside.
What age is primary amenorrhea diagnosed?
14 is no secondary sex characteristics
16 is some secondary sex characteristics
What is the first line of treatment for mastitis?
Dicloxacillin (2nd line: Keflex, or Erythromycin)
Should a breast feeding mother stop breast-feeding if she develops mastitis?
No (an abscess is however a reason to stop)
A physical exam revealing a retroverted uterus or uterosacral ligament nodularity should make you think of what diagnosis?
Endometriosis
At how many weeks of pregnancy can an amniocentesis be done?
15-20
List 4 risk factors for breast cancer?
Nulliparity, early menarche, late menopause, unopposed estrogen, BRCA1 or 2 positive.
What is the average of menopause?
51
Cottage cheese discharge should make you think of what diagnosis?
Candida (Vaginal Candidiasis)
The follicular phase of menstruation is dominated by what hormone?
Estrogen
How much weight should a woman gain during pregnancy?
20-35 pounds (note: it really depends on pre-gestational BMI)
Thin, sticky, malodorous, vaginal discharge should make you think of what diagnosis?
BV
A vaginal infection with motile flagellated protozoa should make you think of what diagnosis?
Trichomonas
List 2 medications commonly used for hypertension in pregnancy?
Methyldopa and Lebatolol. (VanRhee’s book: Hydralazine if severe HTN in pre-eclampsia)
What is classic triad of pre-eclampsia?
Proteinuria, HTN (>140/90), Edema
Why is ovarian cancer so hard to diagnose?
Symptoms are vague and there are no good tumor markers?
What are two important things you need to tell your patients before putting them on Metronidazole
Stay out of the sun and avoid alcohol
Define inevitable abortion
Open cervical os, vaginal bleeding, all of the products of conception are still inside.
How is the first day of the menstrual cycle defined?
First day of bleeding
What is the karyotype for a patient with Tuner’s syndrome?
45, X (they are missing the other X)
Give the time frame for pre-term labor?
20-37 weeks
A patient presents with muco-purulent discharge and cervical motion tenderness, what is the diagnosis?
Chlamydia Cercvicitis
What 4 human papilloma viruses are linked to cervical cancer?
16, 18, 31, 33
Clue cells should make you think of what diagnosis?
BV
What is the hallmark physical exam finding for a placenta previa?
Trick question! Never do a physical exam on a previa patient!
What medium do you need to grow Neiserria Gonorrhea?
Thayer Martin
What is the age range for HPV vaccination recommended?
9-26 years old
A patient with primary amenorrhea and a low FSH should make you think of what?
Hypothalamic pituitary insufficiency
What characteristic of PID will help to differentiate it in a question stem from ectopic pregnancy, appendicitis, ovarian torsion, and ovarian cyst?
Bilateral pain (the other complaints are unilateral)
List 2 risk factors for ovarian cancer?
BRCA1, family history, nulliparity, late menopause, caucasian, asian.
Define abortion
Delivery of uterine contents before 20 weeks.
Does mastitis tend to be unilateral or bilateral?
Unilateral (and usually only 1 quadrant)
Define full term
37-42 weeks
When does quickening occur?
18-20 nulliparous
14-16 multiparous
List 3 risk factors for placental abruption
Smoking, hypertension, AMA (?), cocaine use, Premature rupture of membranes.
What is the treatment for ovarian cancer?
TAH-BSO, chemo, and radiation
A pt. believes she is pregnanct, you notice her cervix appears blue, what is that called?
Chadwicks sign
At approx. how many weeks pregnant is the uterus at the level of the symphysis pubis.
12 weeks
A snowstorm appearance on u/s should make you think of what diagnosis?
Hyatidiform mole
What med can be used to control bleeding due to uterine atony?
Oxytocin
What is the term for when the placenta has implanted directly over the cervical os?
Placenta previa
How many weeks of pregnancy can chorionic villous sampling be done?
10-13
Why is folic acid given as a pre-natal vitamin?
To prevent open neural tube defects
What is the most common endometrial cancer?
Adenocarcinoma (75%)
A strawberry cervix with copious yellow green discharge should make you think of what?
Trich
What organism causes of to warn pregnant patients to stay away from deli meats and soft cheeses?
Listeria Monocytogens
The baby was delivered several minutes ago, suddenly there is an increase of blood flow from the vagina, and the chord noticeably lengthens, what is the cause?
Placental separation
What are 2 meds used to induce labor?
Oxytocin, Cervadil (a prostaglandin analog to ripen cervix)
As part of the ante-partum testing, a baby has a positive stress test, how is this defined?
They have 2 hear rate accelerations in 20 minutes, of 15 beats above baseline for atleast 15 seconds.
Is FSH high or low in Turner’s syndrome?
High, there are no ovaries to respond to FSH so there is no negative feedback.
What is the most common type of ovarian cyst?
Functional cyst (no tx. necessary)
Define threatened abortion?
Closed cervical os, vaginal bleeding, products of conception are still inside.
List 4 risk factors for endometrial cancer?
Chronic unopposed estrogen, nulliparity, early menarche, late menopause, chronic tamoxifen use, diabetes, obesity, HTN, breast Ca, Ovarian Ca.
What would you expect to see on a KOH prep if the pt. had vaginal candida?
Budding psuedohyphae
What is the #1 cause for septic arthritis in sexually active young adults?
Gonorrhea
How many days after conception is serum bHCG positive?
8 days
If a PAP smear result comes back anything other than negative, or ASCUS, what is your next step?
Colposcopy and biopsy
List 3 risk factors for ectopic pregnancy
History of IUD, history of previous ectopic, scarred tubes.
Grape like vesicle or a sac or grapes on u/s should make you think of what?
Hyatidiform mole
What medication is used to increase surfactant levels and help with lung maturity if you are worried about pre-term labor?
Betamethasone
What are 2 tocolytic medications?
Magnesium sulfate and CCBs
A woman presents to the ED concerned she is in preterm labor, what treatment should you begin before getting any imaging or lab results?
IV fluids (most often the patients are suffering from dehydration)
A PAP smear comes back as ASCUS, what is your next step?
Repeat PAP in 4-6 months
What are 3 ways you can check for ruptured membranes?
Ferning test, visual leakage of the cervix, or pooling in the vagina.
What is the normal range of fetal heart rate?
120-160
Define menorrhea
Heavy prolonged menstrual flow
What Rh combination from mom and dad may cause the fetus to develop antibodies.
Dad is Rh+
Mom is Rh-
At what point during pregnancy is Rhogam given during pregnancy if it is needed?
28 weeks, and again within 72 hours of delivery
Define complete abortion
Open cervical os, vaginal bleeding, products of conception have passed.
Gestational diabetes puts mom and baby at risk for what 3 things?
Pre-eclampsia, macrosomia, slowing of fetal lung development
Which is associated with painful 3rd trimester bleeding, previa or abruption?
Placenta abruption
What are the 3 causes for post-partum hemorrhage?
Uterine atony, genital laceration, retained placenta
Define the 3rd stage of labor?
Delivery of the baby to delivery of placenta
What meds are used to treat post-partum metritis
Clindamycin and Gentamycin together
What organism is the most common STD?
Chlamydia
Interference with work or school is part of which dx? Premenstrual syndrome or premenstrual dysphoric disorder?
Premenstrual dysphoric disorder
Which reproductive cancer carries the highest rates of death in women?
Ovarian
What is the most common infection following a c-section?
Metritis
How do you treat Trichomonas infection?
Flagyl
Define incomplete abortion?
Vaginal bleeding, open cervical os, products of conception partially passed.
What is the most common site of an ectopic pregnancy?
Tubes
Early on in pregnancy, serial bHCG should double over what period of time?
Every 48 hours.
Define procidentia
Uterine prolapse beyond the introitus
What is the most popular term for Stein-Leventhal syndrome
PCOS
What is the formula for calculation estimated date of confinement or due date?
1st day of LMP + 7 days - 3 months, add a year. (Naegel’s rule)
What are the 5 components of the biophysical profile as part of antepartum testing?
A non-stress test, fetal breathing, 2 gross body movements, fetal tone, amniotic fluid index
Define the first stage of labor
Onset of contractions to full dilation of cervix
Rope like breast mass should make you think of what dx?
Fibrocystic breast changes
Rise in basal body temperature in order to increase chances of conception is due to a rise in which hormone
progesterone