OBGYN Flashcards
Lady with erosive cervical ulcer? Next step
Punch biopsy
If shows micoroinvasions = cone Bx
If shows invasive carcinoma = Rx
Next step if Pap smear shows ASCUS?
HPV DNA
T/F: can’t see fetal contents till 9wk GA
T
< 8 Wk + vaginal bleed + B-hCG 1500 + US not helpful?
Repeat B-HCG in 48hr
When to suspect uterine rupture during labor?
Fetal bradycardia
Rx hyperthyroidism in preggo?
PTU 1st trimester
MMI 2-3 trimesters
High a-FP in preggo? Next step
US
T/F: Nulliparity is risk of PROM
F
Risks of PROM?
Hx of PROM Multi parity STD Vag bleed Cervical incompetence Smoking during preg
Rx breast augmentation in nursing mom?
Frequent feeds 8-12x/d
T/F: clubfoot ass w/ oligohydramnios
T
Emergency contraception in Hx of DVT/PE?
Copper IUD
Best Dx endometriosis
Laparoscopy
Endometriosis triad
Other Sx?
Infertility
Dysmenorrhea
Dyspareunia
+
Constipation / painful defecation
Dysuria
Pelvic Exam of endometriosis
Adnexal mass (chocolate cyst)
Nodular broad ligament / ureteosacral
MC site of ectopic preg
Ampulla
When should a intrauterine preg appear clearly on US?
B-hCG > 1500
Suture for perianal laceration esp postpartum?
Why?
3-0 polyglactin
Decrease wound dehiscence + pain
Preggo is +Rh D-Ag
What happen to fetus?
Baby at risk of hemolysis if titter > 1:65
AGUS on pap indicate?
Next step?
CIN
All gets a colposcopy
If > 35 Yrs = colposcopy + endometrial sample
No preg + high B-hCG?
Uterine choriocarcinoma
Or
Molar preg / Hydatidiform mole
Preg + vag bleed + adnexal tenderness
Ectopic
Rx of PID
Cefoxitin + doxy
Or
Clinda + genta
Onset of postpartum thyroiditis
2-6 mo post delivery
T/F: ovaries are palpable in postmenopausal women
F
If can palpate = US to r/o ovarian mass
MCC of vulvar Ca in < 50
HPV
Tumors w/ high b-hCG
Molar preg / choriocarcinoma
Seminoma
Germ cell tumor
Teratoma (rare)
Islet cell
Risk for candida vaginitis
Hot weather Tight clothes Poor hygiene Infrequent diaper / underwear change Abx Preg DM Steroids
MC site of endometriosis
Ovaries > post cul-de-sac > ligaments
Preggo at 1st trimester + ovarian cyst
Dx?
Corpus luteal cyst
Produces hormones in 1st trimester the resolves
Effect of OCP on Ca?
Protects against ovarian + endometrial
Preggo + HSV?
Acyclovir (B)
No C/S unless active lesions during labor
While inserting IUD pt BP drops + pale + loses consciousness
Vasovagal attack
Place in recumbent position
Preggo exposed to HBV but HBsAg-ve?
Give Ig + vaccine!
IP could be long!
T/F: menopause Sx peak around 51 then subside
T
Preggo in labor but baby not engaged?
US to determine presentation
If breech = C/S
Rx of bacterial vaginosis in preggo?
Oral clinda or metro BID for 7days
T/F: Metro is safe throughout preg
F
Contraindicated in 1 trimester ONLY
T/F: topical clinda is safe in preg
F
Bad in 2-3 trimester => premature birth
Preggo w/ chlamydia trachomatis Rx?
Azithromycin
Head:Abdo ratio > 1 indicates?
Asymmetrical IUGR
Deficient hormones in Sheehan’s syndrome?
FSH, LH, ACTH, TSH, GH, prolactin
Preggo + anti phospholipid syndrome Rx?
ASA + Heparin
Teratogenic effect of isotretinoin
Microcephaly MC
CVS = tetralogy of fallot, ASD, VAD, aortic
No ear / small ear
Parathyroid gland
T/F: nulliparity increases risk of cervical ca
F
Risks of cervical Ca
HPV 16+18
Early sex
Smoking
Multiple partners
+/- OCP long term
PID + fever 39 Rx?
Hospitalize
IV cefoxitin + doxy for 2wk
Swelling in labia minora?
Bartholian cyst
What’s a bartholian cyst?
Sx?
Dx?
Rx?
Mucus filled cyst at sides of vagina (minora or migora)
ASx
If big = irritates + hurts
If infected = painful + red
Dx: clinical
Rx: none if asymptomatic
Bartholian Abscess Rx?
Incision and insertion of word cath to prevent recurrence
Preggo in labor + 28wk GBS screen -ve + ProROM
Rx?
None
Dx cervical incompetence
TVUS
Normal UA findings in preggo? Why?
Glucosuria
Inc GFR 50%
T/F: if vaginal ring expelled from vagina > 3hr, a backup must be used
T
Backup for 7 days
T/F: vaginal ring can be used for maximum of 3 mo
F
3wks then 1wk off to allow for withdraw bleeding
OCP risk of PE/DVT population
Hx of DVT/PE
Smoker > 35
BMS + mood swings impairing function
Dx
Rx
Premenstrual dysphoric disorder
Rx SSRI (Fluox or setraline)
Baby in labor + early decelerations
Next step
Observe
Re-evaluate q2hr
Cause of early deceleration in NST of baby in labor
Head compression
Fetal vessel with highest O2 sat
Umbilical vein
Imaging w/ highest radiation to preggo
Fluoroscopic enema > IV pyelogram > spinal films > V/Q scans > CXR
< 8 girl + grape like vaginal lesion
Sarcoma Botryoides
2ry amenorrhea + no preg
MC abnormal hormone
FSH => anorexia,PCOS, hypothyroid, Cushing’s, pituitary
What herbs proven to help dysmenorrhea / PMS
Fish oil
Vit E
Thiamine
Low fat vegetarian diet
T/F: untreated Chlamydia causes PID + infertility
T
If pt has chlamydia how long should they wait till have sex?
7 days
If Pt Dx with chlamydia what sexual partners should she inform
All partners 2 mo before Dx
What’s urethral Syndrome
Dysuria + pyuria
-ve Cx
No response to Bactrium or nitrofurantoin
UTI Sx
Not responsive to Rx
-ve urine Cx
Dx?
Cause?
Rx?
Urethral Syndrome
Chlamydia or ureaplasma
Rx = Doxy or fluoro
T/F: having pre-eclampsia increases risk of HTN
True
HTN + Stroke 4x
IHD 2x
< 5cm asymptomatic ovarian cyst in premenopausal?
Next step
Rep US in 8-12 wk
Ovarian cyst in postmenopausal?
CA-125
Periods in leiomyomas?
Hypermenorrhea or menorrhagia
Preggo w/ PID?
Hospitalize for IV cefoxitin + oral azithromycin
Mg sulfate toxicity in pre-eclampsia?
D/C the Ca gluc
Mg sulfate toxicity
Dose?
Sx?
> 4mg /dl
Sx:
No DTR
Low RR
Hemorrhage
Rx of exercise oligomenorrhea in well-nourished F?
Inc calorie intake to match energy expenditure
Complication of repetitive PID (>3)?
Ectopic preg
Mom receives meperidine during labor
Born baby has resp depression?
Next step
Dry skin
Clear airway
Naloxone IM
Oxygen
Effect of ketamine on baby?
Resp depression
Best measure of fetal age
Crown-rump > 13 wk
T/F: Multiparty protects against preeclampsia
T
T/F: DM increases risk of preeclampsia
T
ASCUS on Pap smear?
Rep smear at 6-12
Or
HPV DNA
MC indication for amniocentesis
Old mom
ProPROM complication
Abruptio placenta
MCC of UTI in preggo
E. coli
When to use 5 sticks LH test?
Periods length - 17 is starting day!
If 28 - 17 start on day 11
When does post part I’m visit occur
6 wk post delivery
When to give preggo Rhogam
28 wk + 72hrs of delivery
When to do triple screen for preggo
15-18 (2 trimester)
When to do OGTT for preggo
24-28 wks
< 35 F + heavy irregular periods + otherwise normal
Rx?
Abnormal uterine bleed
Combined oral contraceptive
Diff abortions Missed Threatened Inevitable Incomplete Complete
- Missed: Closed OS No bleeding No fetal heart Empty pole if > 8wk on US
- Threatened:
Closed OS
Bleeding
+ fetal heart - Inevitable:
Open OS
Bleeding - Incomplete:
Open OS
POC in uterus + vagina - Complete:
Close OS
Empty uterus + vagina
Trisomy 21 + 18 triple test
21: Low AFP Low estriol High hCG High inhibin
18:
All low
High LH + FSH in amenorrhea
Ovarian problem
Preggo not immunized against HBV?
Vaccine + IG now
Preggo w/ rubella ab titer < 10 IU/mL
Can’t vaccine!
Stay away from sick
Vaccine after delivery