High yield Clinical Flashcards
What strains of HPV cause the majority of cancers
- 16, 18, 31, 45
- 16 and 18 cause 70%
parity and risk factor for cervical neoplasia
High parity
General Cervical screening guidelines
- under 21: no screening
- 21-29: cytology alone every 3 years
- 30-65: HPV and cytology every 5 years
- 65 and over: no screening following adequate negative prior screening
- After hysterectomy: no screening
Management of a women with atypical squamous cells of undetermined significance (ASC-US) on cytology
- Repeat cytology at 1 year
- if negative then back to routine
- if positive then colposcopy
- also do HPV testing
- if negative then repeat contesting @ 3 years
- if positive then colposcopy
management of a woman with LSIL
- if with negative HPV test then repeat cotesting @ 1 year is preferred but colposcopy acceptable
- then if repeated is negative for cytology and HPV then repeat cotesting @ 3 years
- if original LSIL has no HPV test or the HPV is positive then do colposcopy
management of women with HSIL
- TREATMENT
- immediate loop electrosurgical excision or colposcopy
what is the gold standard for diagnosis and treatment planning of cervix
colposcopy
Acetowhite changes
for a colposcopy the cervix is washed with 3% acetic acid which dehydrates cells and large nuclei of abnormal cells turn white
what are the things you look for in a colposcopy in order of severity of disease
- Acetowhite changes
- punctations
- abnormal vessels
- masses
what is ECC
endocervical curettage
what age does insurance cover for HPV vaccine
9-26
When are excisional treatment options of the cervix done
- endocervical curettage positive
- unsatisfactory colposcopy (No SCJ)
- substantial discrepancy b/t pap and biopsy (high grade pap and negative colposcopy)
what are the risks of excisional cervical procedures
- increased risk of cervical incompetence and resultant 2nd trimester pregnancy loss
- increased risk of preterm premature rupture of membranes (PPROM)
- cervical stenosis
- operative risks: bleeding, infections
what are the excisional procedures for cervix
- CKC: cold knife cone
- LEEP: loop electrode excisional procedure
symptoms of cervical carcinoma
- watery vaginal bleeding
- postcoital bleeding
- intermittent spotting
describe the injection series for HPV vaccine
- first dose
- second dose 2 months later
- third dose 6 months from the first
-if less than 15 then 2 doses separated by 6-12 months
Which HCs have less androgenic agents
- desogestrel
- norgestimate
- drospirenone
mechanism of actions of progestin only oral contraceptive
primarily making cervical mucous thick and impermeable
when are progestin only OCs used
-breastfeeding and women who have a contraindication to estrogen
What is the weight caution on a transdermal patch contraceptive
-caution with use in women greater than 198 pounds
what is the major side effect of the transdermal patch contraceptive
-same as OCs except greater risk of thrombosis
who can’t be on combo contraceptives
- women over 35 who smoke
- women with history of thromboembolic event
- moderate to sever liver disease or liver tumors
what is the FDA black box warning for Depo-Provera shot
- if used for more than 2 years should consider alternative method
- concern for bone disease
what is a key side effect of depo
exacerbation of depression
what are some unique indications for used of depo-provera
- decreased number of crisis in sickle cell anemia
- decrease risk of endometrial hyperplasia
contraindications for depo-provera
- known or suspected pregnancy
- unevaluated vaginal bleeding
- known or suspected malignancy of the breast
- liver dysfunction/disease
how long is Nexplanon used? (implant)
3 years
what is the only absolute contraindication for Nexplanon use
-known or suspected breast cancer
name for copper IUD
paragard
what type of female sterilization may be good for obese patients that might not be good candidates for other methods
Hysteroscopy: transcervical approach to tubal ligation
-also called Essure system
what is it called when the bladder intrudes on the anterior vaginal wall
Anterior vaginal prolapse or cystocele
what is it called when the rectum intrudes on the posterior vaginal wall
Lower posterior vaginal prolapse or rectocele
what is a sagging uterovaginal canal after a hysterectomy called
vaginal vault prolapse
symptoms for a cystocele
- pelvic pressure or bulging sensation
- not old
- NO bowel or urinary complaints
- vaginal deliveries . . maybe a big baby
- smoking
- overweight
what are the treatment options for anterior vaginal prolapse (cystocele)
- do nothing
- pelvic floor physical therapy
- pessary
- surgery: anterior colporrhaphy
symptoms for apical prolapse
- older
- “something falling out”
- doesn’t empty bladder completely and voids small amounts frequently
Treatment options for apical prolapse
- pessary
- Hysterectomy
- Colpocleisis: put everything back up and sew vagina up . . not good option if sexually active
symptoms of stress incontinence
-incontinence with coughing, sneezing, laughing
what tests can help in diagnosis of stress incontinence?
- physical exam
- Q tip test: put Q tip in urethra and have them do Valsalva and if it moves more than 30 degrees then confirms stress incontinence
- urodynamics
- postvoid residual (less than 50 mL is normal)
Treatment options for stress incontinence
- topical estrogen
- pelvic floor physical therapy/kegels
- pessary
- surgery - suburethral sling (transvaginal tape or transobturator tape for vaginal approach. . . abdominal approach with Marshall-Marchetti-Kranz or Burch procedure
symtpoms of rectocele
- no bladder complaints
- needing to splint to have bowel movement
- pressure sensation and fullness in vagina
- lots of kids
what is the best option for treatment of rectocele
SURGERY
symptoms for urge incontinence
- maybe no kids
- urinary urgency and frequency
- no bowel complaints
- 3-4 times a night but only small amounts
- drinks 5-6 diet sodas a day and has a bottle of water with her at all time
treatment for urge incontinence
- behavioral modification: less caffeine, limit fluids after 7 pm, bladder training
- antispasmodics: oxybutynin and tolterodine
when is gestational diabetes screening done and why
between weeks 24 -28
-this is when placenta is pumping out most hPL
Describe the screening for gestational diabetes
- 50 gram 1 hour oral load glucose challenge (>130-140 is abnormal)
- if abnormal then followed by a 3 hours 100 gm oral load glucose tolerance test
what indicates good glycemic control in gestational diabetes
- fasting glucose less than 90 mg/dL
- 2 hour postprandial less than 120
- control with diet, oral hypoglycemic medications (glyburide), or insulin
When doing an ultrasound in a gestational diabetes patient, what weight do you recommend a cesarean section
greater than 4500 grams
describe treatment of maternal hyperthyroidism
- Methimazole in 2nd and 3rd trimester (can cause aplasia cutis and choanal atresia in 1st trimester)
- Propylthiouracil only in 1st trimester
what is the most common lesion of rheumatic heart disease in pregnancy
mitral valve stenosis
what is the most frequent cardiac arrhythmia in pregnancy
supraventricular tachycardia
when does post partum cardiomyopathy occur?
who is at risk?
mortality rate?
- within last weeks of pregnancy or within 6 months postpartum
- women with preeclampsia, HTN, and poor nutrition
- 10%
Treatment of symptomatic nausea and vomiting in pregnancy
- vitamin B6
- Doxylamine
- Promethazine
what is Mendelson’s syndrome
- acid aspiration syndrome
- delayed gastric emptying and increased intraabdominal pressure in pregnancy
- can result in adult respiratory syndrome
treatment of Mendelson’s syndrome
- supplemental oxygen
- maintain airway
- treatment for acute respiratory failure
how do you prevent mendelson’s syndrome
- decrease acid in stomach
- don’t feed in labor
anemia in pregnancy defined as what?
Hct less than 30% and HgB less than 10
symtpoms of superficial thrombophlebitis
- palpable cord in calf
- most common in pts with varicose veins, obesity, and little physical activity
- swelling and tenderness
- will NOT result in PE
treatment for thrombophlebitis
- bed rest
- pain meds
- local heat
- no need for anticoagulatns
- wear support hose
why should u avoid estrogens post partum for contraception
risk of DVT
what is used to diagnose DVT?
- compression US with DOPPLER FLOW
- MRI if suspect pelvic thrombosis
treatment of DVT in pregnancy
- lovenox
- switch to heparin at 36 weeks
- Coumadin is used for 6 weeks postpartum but not during pregnancy due to risk of fetal hemorrhage or teratogenesis
pts with a DVT or PE require what workup
thrombophilia
what is the most common pulmonary disease in pregnancy
asthma
most common type of headache in pregnancy?
treated how?
- tension
- acetaminophen
what seizure med should NOT be used in pregnancy as it is more teratogenic than others?
Which ones are most commonly used
- Valproate
- Dilantin and phenobarbital
women on antiepileptics should be on what supplement
-1 to 4 mg of folic acid
What is considered prolonged second stage of labor? (an indication for operative vaginal delivery)
- Nulliparous: >2 hours without regional anesthesia or >3 hours with
- Multiparous: >1 hour w/o or >2 hours with
what are the maternal prerequisites for operative vaginal delivery
- adequate analgesia
- lithotomy position
- bladder empty
- verbal or written consent
what are the fetal prerequisites for operative vaginal delivery
- vertex presentation (head down)
- Fetal head must be engaged (biparietal diameter at 0 station)
- position of fetal head must be known with certainty
- station of fetal head must be >+2
what are the uteroplacental prerequisites for operative vaginal delivery
- cervix fully dilated
- membranes ruptured
- no placenta previa
what forceps are used for breech presentation
piper
during operative vaginal delivery, rotation of head should not exceed how much
45 degrees
what are the best presentations for operative vaginal delivery?
which are ok?
which can you NOT do?
- Right, left, or straight occipito-anterior
- Right, left, or straight occipito-posterior
- tranverse CANNOT
what is the advantage of vacuum assisted vaginal delivery over forceps?
delivery can be achieved with little maternal analgesia
what are the contraindications to vacuum assisted vaginal delivery
- gestational age less than 34 weeks
- suspected fetal coagulation disorder
- suspected fetal macrosomia
- Breech presentation
what is correct placement for vacuum?
posterior fontanelle
clinical pearls for vacuum assisted vaginal delivery?
- release suction b/t contractions
- no more than 2 “pop offs”
- should not be applied more than 20 minutes
- No torsion or twisting of device during use
preterm birth is defines as what
after 20 weeks but before 37 weeks
what is the diagnostic criteria for Preterm Labor
uterine contractions accompanied with cervical change or cervical dilation of 2 cm and/or 80% effaced
What is the link b/t preterm labor risk and cervix length
- relative risk of 2.4 for length of 3.5 cm
- RR of 6.2 for length of 2.5
basically shorter cervix = greater risk
in the management of pre term labor, what cultures are taken?
what antibiotics are given empirically?
- Group B strep, also gonorrhea and chlamydia
- typically penicillin
What are the tocolytic agents to suppress pre term labor and what are the routes of administration
- Magnesium sulfate (IV)
- Nifedipine (oral)
- Indomethacin (oral or rectally) mostly for extreme prematurity
what week does an infant become viable?
24 weeks
what hormone is used and thought to prevent pre term labor
-progesterone: IM (Makena) or vaginal (used in women with a shortened cervix <2.5 cm) . .
What do you NOT want to check in a patient with presumed premature rupture of membranes?
so how is the rupture confirmed?
do NOT check cervix . . increased risk of infection especially with the prolonged latency before delivery
-sterile speculum
what are the 3 tests used for confirmation of a PROM (premature rupture of membranes)
- Pooling
- nitrazine paper (turns blue)
- ferning
what is the ACOG recommendation for management of PPROM
48 hour course of IV ampicillin and Erythromycin/Azithromycin followed by 5 days of Amoxil and Erythromycin
-steroids up to 34 weeks
what is the rapid test for fetal lung maturity
- Lamellar body number density assessment (LBND)
- typically more than 46,000
when the birth weight of a newborn is below the 10% for a given gestational age
Intrauterine Growth Restriction (IUGR)
what is the primary screening tool for IUGR
serial fundal height
- if fundal height lags more than 3 cm behind the gestational age then order an ultrasound
- ultrasound will do measurements of the fetus
Describe what a Doppler study of umbilical artery will show if there is IUGR?
-there is normally high velocity diastolic flow but with IUGR there is diminution of umbilical artery diastolic flow
Describe the management of suspected IUGR
- if US normal then no intervention
- if US shows IUGR and greater than 38-39 weeks then deliver
- if US shows IUGR and <38-39 weeks then do antenatal testing
- if antenatal testing normal then continue pregnancy
- if antenatal testing abnormal then deliver
a baby with IUGR is at greater risk for what adult onset conditions?
- DM
- HTN
- Atherosclerosis
a pregnancy that continues past 42 weeks?
post term pregnancy
Fetal death after 20 weeks gestation but before the onset of labor
Intrauterine Fetal Demise (IUFD)
what is the management for IUFD?
- Watchful expectancy: only up til 28 weeks . . most will have labor within 2-3 weeks of fetal demise
- Induction of labor: most require cervical ripening
- Monitoring of coagulopathy: risk of DIC, follow CBC, fibrinogen level, PT/PTT/INR
definition of hypertensive pregnancy
-sustained blood pressure higher than 140/90
what are the different classes of hypertension in pregnancy
- Chronic: present before of recognized during first half of pregnancy
- Gestational: recognized after 20 weeks gestation
- preeclampsia: occurs after 20 weeks gestation and coexists with proteinuria
- eclampsia: new onset seizure activity associated with preeclampsia
- superimposed preeclampsia/exlampsia: transposed onto chronic HTN
When evaluating chronic HTN in pregnancy, you need to assess for maternal end organ damage by getting what tests
- CBC
- glucose
- CMP
- 24 hour urine collection for total protein
- EKG
when does gestational HTN resolve
by 12 weeks post partum
symptoms of preeclampsia
- scotoma
- blurred vision
- epigastric and/or right upper quadrant pain
- Headache
risk factors for preeclampsia
- age <20 or >35
- primigravid
- prior history
- lots of others
what is the proteinuria findings if preeclampsia is severe
at least 5 gm/24 hour or 3+ protein on two random urine dips at least 4 hours apart
what physical exam findings will you have with preeclampsia
- Brisk reflexes
- clonus
what lab findings will you have with preeclampsia
- increased: Hct, lactate dehydrogenase, transaminases (AST, ALT), uric acid
- thrombocytopenia
how do you manage the blood pressure in severe preeclampsia pts?
- hydralazine
- Labetalol
- Nifedipine
when do you deliver the baby in severe preeclampsia
if greater than 34 weeks
what is used for seizure prophylaxis in preeclampsia patients?
Dose?
magnesium sulfate
- IV
- loading dose of 4 gm bolus
- maintenance dose of 2 gm/hour
what is a variant of preeclampsia that gives right upper quadrant pain
HELLP syndrome
what might you be able to give to prevent preeclampsia
maybe aspirin
how do you manage HELLP syndrome?
deliver baby immediately
when is mammography best
40 years and older
what is useful in evaluating invconclusive mammogram findings
ultrasonography
Ultrasonography is best in evaluating whose breasts?
- young women less than 40
- others with dense breast tissue
ultrasonography differentiates what breast lesions
cystic vs. solid
when is MRI used in imaging of breast
- post cancer dx for further eval of staging
- used with implants
- women at high risk for breast cancer like BRCA carriers
what is the only FDA approved treatment for mastalgia (breast pain)?
danazol
what are some life style recommendations for a patient with mastalgia?
- properly fitting bra
- weight reduction
- exercise
- decrease caffeine intake
- vitamin E supplementation
bloody nipple discharge is considered what?
cancer until proven otherwise
what are the characteristics of a breast mass that make it a concern for malignancy?
- > 2 cm in size
- immobility
- poorly defined margins
- firmness
- skin dimpling/retraction/color changes
- bloody nipple discharge
- ipsilateral lymphadenopathy
what is the most common benign tumor in female breast
fibroedenomas . . usually in late teens and early 20s
what gene mutation is also associated with ovarian
BRCA1 . . also early onset
BRCA2 much lower risk of ovarian cancer
what breast cancer genetic mutation has worse prognosis and is found in 20-30% of invasive cancers
Her2/neu
what arteries does the functionalis of the endometrium contain?
the basalis?
spiral
basal
median age of menarche?
12.43
what tanner stage does menarche occur
at tanner stage IV . . rare before III
definition of primary amenorrhea
no menstruation by 13 WITHOUT secondary sexual development or by the age of 15 WITH secondary sexual development
what is the mean blood loss per menstrual period
- 30cc
- 3-6 pads/day
how much blood loss is associated with anemia
80cc