Study Hub

Obstetrics & Gynecology

The OB/GYN shelf runs on two clocks: the pregnancy timeline and the menstrual cycle, and most stems are really asking which week, which hormone, or which layer failed before the next best step. Every Bone Wizardry OB/GYN deep-dive, mapped by clinical domain and ordered by yield.

Roughly 55 percent obstetrics and 45 percent gynecology, dominated by next-best-step diagnosis and management with a steady minority on screening and mechanism.

01

Antepartum Care and Normal Pregnancy

Yield 10-14%
Pregnancy Physiology
Repro · Maternal adaptations
Neural Tube DefectsPro
Neuro · Spina bifida and AFP
Umbilical Cord Vessels
Repro · Two arteries, one vein
02

Medical and Surgical Complications of Pregnancy

Yield 13-17%
Preeclampsia, Eclampsia and HELLP
Repro · The hypertensive spectrum
Type 1 vs Type 2 Diabetes
Endo · Pregestational and gestational risk
Urinary Tract Infections
Renal · Bacteriuria and pyelonephritis
TORCH Infections
Micro · Congenital findings by bug
Thyroid Disorders
Endo · Graves and hypothyroidism in pregnancy
Iron Deficiency Anemia
Heme · Ferritin and iron studies
PE and DVT
Resp · VTE and the Virchow triad
HIV ManagementPro
Micro · Diagnosis and antiretrovirals
Platelet DisordersPro
Heme · Thrombocytopenia in pregnancy: ITP, TTP, HUS vs HELLP
HypertensionPro
Cardio · Chronic hypertension and superimposed preeclampsia
03

Early Pregnancy Loss and Obstetric Hemorrhage

Yield 9-13%
Ectopic Pregnancy
Repro · Empty uterus, positive hCG
Previa vs Abruptio
Repro · Painless vs painful bleeding
Placenta Accreta Spectrum
Repro · Defective decidua, abnormal adherence
Autoantibodies
Immuno · Antiphospholipid and recurrent loss
04

Labor, Delivery and the Puerperium

Yield 13-17%
Sepsis and Septic ShockPro
Micro · Chorioamnionitis to puerperal sepsis
Neonatal JaundicePro
Peds · Timing, kernicterus, transition
Newborn ScreeningPro
Peds · The 48-hour heel stick
05

Menstrual Disorders and Reproductive Endocrinology

Yield 9-13%
PCOS
Repro · Rotterdam, insulin, LH
Primary Amenorrhea
Repro · The workup tree
Congenital Adrenal Hyperplasia
Endo · 21-hydroxylase and virilization
Pituitary Tumors and Prolactinoma
Endo · Hyperprolactinemia and amenorrhea
Sexual Differentiation
Repro · Androgen insensitivity vs 5-alpha-reductase
Tanner Staging
Peds · The 5 stages of puberty
Osteoporosis
Endo · Postmenopausal bone loss and DEXA
06

Contraception and Family Planning

Yield 5-8%
Contraception
Repro · Efficacy tiers and contraindications
07

Vulvovaginitis, Gyn Infections and STIs

Yield 5-8%
Gyn Infections
Repro · Vaginitis and PID
Bartholin Cyst
Repro · Gland, location, management
08

Benign Gynecology and Pelvic Floor Disorders

Yield 9-12%
Acute AppendicitisPro
GI · Acute pelvic pain and the surgical abdomen
Ureter Blood Supply
MSK · Water under the bridge, ureter injury in hysterectomy
09

Gynecologic Oncology and Breast Disease

Yield 9-12%
Cervical Cancer Screening
Repro · HPV, dysplasia, the Pap
Breast Neoplasms
Repro · Benign vs malignant
Breast and Axilla Masses
Path · Triple assessment and imaging
Psammoma Bodies
Path · Serous ovarian and the 5 tumors
10

Preventive Care, Screening and Ethics

Yield 4-6%
Prevention and ScreeningPro
Internal Medicine · Who gets what and when
Screening Tests
Biostats · Sensitivity, specificity, PPV
Medical Ethics PrinciplesPro
Ethics · Autonomy to justice
Confidentiality and Duty to Warn
Ethics · Exceptions and minor rights
Smoking Cessation
Family Medicine · Counseling in pregnancy
Substance Intoxication and Withdrawal
Psych · Alcohol, tobacco, opioids in pregnancy
Tobacco Control
Family Medicine · Population counseling
11

Osteopathic Management in Women's Health

Yield 5-9%
Low Back Pain OMT
OMM · Pregnancy back pain and red flags
Sacral Diagnosis
OMM · Seated flexion, sphinx, ILA
Counterstrain: Pelvis and Lumbar
OMM · Tenderpoints and positions
Muscle Energy Mechanics
OMM · Contraction types and MET
Innominate Rotations
OMM · Anterior vs posterior
Lymphatic OMT
OMM · Pumps and pathways
Viscerosomatic Reflexes
OMM · Organ-to-spinal levels
Sacral and Innominate Treatment
OMM · Sacral and innominate OMT in the gravid patient
Chapman Points
OMM · Viscerosomatic reflex points for pelvic organs
+

To Be Added

Blueprint gaps

Topics the OB/GYN boards test that do not yet have a Bone Wizardry deep-dive. On the build list.

Antepartum Care and Normal Pregnancy Pregnancy dating and EDD (Naegele rule, first-trimester ultrasound), Routine prenatal labs (blood type and Rh, antibody screen, rubella, HBsAg, HIV, RPR, urine culture), Rh(D) isoimmunization and anti-D immune globulin at 28 weeks and postpartum, First-trimester combined screen (PAPP-A, free beta-hCG, nuchal translucency), Quad screen interpretation (AFP, hCG, estriol, inhibin A), Cell-free fetal DNA and NIPT, diagnostic CVS vs amniocentesis, Glucose loading test screening at 24 to 28 weeks, Group B Streptococcus screening at 35 to 37 weeks and intrapartum prophylaxis, Preconception folic acid and neural tube defect prevention, Prenatal visit schedule, fundal height, and fetal movement counseling, Vaccination in pregnancy (Tdap, inactivated influenza; live vaccines contraindicated), Gestational weight gain, nutrition, and supplementation, 18 to 20 week anatomy ultrasound and biophysical profile, Common teratogens (ACE inhibitors, warfarin, isotretinoin, valproate, tetracyclines, lithium), Advanced maternal age and genetic counseling indications, Preconception and prenatal carrier screening (cystic fibrosis, SMA, hemoglobinopathies).
Medical and Surgical Complications of Pregnancy Gestational diabetes diagnosis, glucose targets, macrosomia, and neonatal hypoglycemia, Magnesium sulfate seizure prophylaxis and magnesium toxicity, Chronic hypertension and superimposed preeclampsia, Hyperemesis gravidarum, Intrahepatic cholestasis of pregnancy, Acute fatty liver of pregnancy, Hemolytic disease of the fetus and newborn and alloimmunization (MCA Doppler), Trauma in the pregnant patient and the Kleihauer-Betke test, Asthma, epilepsy, SLE, and antiphospholipid syndrome in pregnancy, Pregestational diabetes and congenital anomaly risk, Peripartum cardiomyopathy and cardiac disease in pregnancy, Parvovirus B19 infection and nonimmune hydrops fetalis.
Early Pregnancy Loss and Obstetric Hemorrhage Spontaneous abortion subtypes (threatened, inevitable, incomplete, complete, missed, septic), Recurrent pregnancy loss workup, Gestational trophoblastic disease (complete vs partial hydatidiform mole), First-trimester bleeding evaluation (serial beta-hCG, transvaginal ultrasound), Vasa previa, Uterine rupture, Cervical insufficiency and cerclage, Preterm labor and tocolytics (nifedipine, indomethacin, magnesium neuroprotection), PROM and preterm PROM management, Antenatal corticosteroids for fetal lung maturity, Multiple gestation, chorionicity, and twin-twin transfusion syndrome, Oligohydramnios and polyhydramnios, Fetal growth restriction and umbilical artery Doppler, Intrauterine fetal demise and stillbirth.
Labor, Delivery and the Puerperium Stages of labor and normal progression (arrest and protraction disorders), Electronic fetal monitoring (variability, accelerations, decelerations, category I to III), Induction of labor and cervical ripening (Bishop score, oxytocin, prostaglandins), Labor dystocia and cephalopelvic disproportion, Malpresentation (breech, transverse lie) and external cephalic version, Operative vaginal delivery (forceps, vacuum) indications and complications, Cesarean delivery indications and TOLAC and VBAC counseling, Shoulder dystocia and maneuvers (McRoberts, suprapubic pressure), Postpartum hemorrhage (uterine atony, retained placenta, lacerations, uterotonics, balloon), Perineal laceration degrees and episiotomy, Postpartum endometritis, Amniotic fluid embolism, Lactation physiology, mastitis, and breast engorgement, Postpartum blues, depression, and psychosis, Sheehan syndrome, Labor analgesia (epidural, pudendal block), APGAR scoring, meconium, and neonatal transition basics, Umbilical cord prolapse, Postterm pregnancy and antenatal surveillance (NST, BPP).
Menstrual Disorders and Reproductive Endocrinology Secondary amenorrhea (hypothalamic, hyperprolactinemia, POI, Asherman), Abnormal uterine bleeding and the PALM-COEIN framework, Primary and secondary dysmenorrhea, Premenstrual syndrome and premenstrual dysphoric disorder, Hirsutism and virilization workup, Infertility evaluation (ovulatory, tubal, uterine, male factor; semen analysis), Ovulation induction (letrozole, clomiphene) and assisted reproduction, Primary ovarian insufficiency and premature ovarian failure, Menopause and perimenopause (vasomotor symptoms, FSH), Menopausal hormone therapy risks and benefits, Normal HPO axis and menstrual cycle physiology, Precocious and delayed puberty.
Contraception and Family Planning Combined hormonal contraceptives (mechanism, noncontraceptive benefits), Estrogen-containing contraindications (migraine with aura, smoker over 35, prior VTE), Progestin-only pills, Levonorgestrel and copper intrauterine devices (indications, expulsion), Etonogestrel subdermal implant, Depot medroxyprogesterone acetate and bone density effects, Contraceptive patch and vaginal ring, Emergency contraception (levonorgestrel, ulipristal, copper IUD), Barrier methods, spermicides, and fertility-awareness methods, Permanent sterilization (tubal occlusion, vasectomy), US Medical Eligibility Criteria for contraceptive selection, Medication and procedural induced abortion (mifepristone-misoprostol, aspiration, D and E), Contraception in postpartum, breastfeeding, and medically complex patients.
Vulvovaginitis, Gyn Infections and STIs Pelvic inflammatory disease detail (Fitz-Hugh-Curtis, tubo-ovarian abscess), Syphilis stages and the chancre, Genital herpes simplex virus, HPV, condyloma acuminata, and genital warts, Menstrual toxic shock syndrome, Molluscum contagiosum, Pubic lice and scabies, Chancroid, lymphogranuloma venereum, and granuloma inguinale, Atrophic vaginitis, STI screening guidelines and expedited partner therapy.
Benign Gynecology and Pelvic Floor Disorders Uterine leiomyomas and fibroids (degeneration, medical and surgical management), Endometriosis (cyclic pelvic pain, dysmenorrhea, infertility, endometrioma), Adenomyosis, Functional ovarian cysts (follicular, corpus luteum, hemorrhagic), Ovarian torsion, Benign ovarian neoplasms (mature cystic teratoma, cystadenoma), Adnexal mass evaluation and risk stratification, Chronic pelvic pain workup, Pelvic organ prolapse (cystocele, rectocele, uterine prolapse), Urinary incontinence (stress, urge, overflow, mixed), Asherman syndrome (intrauterine adhesions), Endometrial and cervical polyps, Vulvar dermatoses (lichen sclerosus, lichen planus, lichen simplex chronicus), Interstitial cystitis and bladder pain syndrome.
Gynecologic Oncology and Breast Disease Cervical cancer staging and HPV-driven squamous cell carcinoma, Endometrial hyperplasia with and without atypia, Endometrial carcinoma and postmenopausal bleeding workup, Epithelial ovarian cancer (CA-125, BRCA association, debulking), Germ cell and sex cord-stromal ovarian tumors, Vulvar carcinoma and VIN, Vaginal cancer and DES-associated clear cell adenocarcinoma, Gestational trophoblastic neoplasia and choriocarcinoma, Hereditary cancer syndromes (BRCA1/2, Lynch) and risk-reducing surgery, Breast cancer screening guidelines (mammography, MRI for high risk), Intraductal papilloma and pathologic nipple discharge, Mastitis and breast abscess, Paget disease of the breast and galactorrhea, Invasive breast carcinoma and receptor status.
Preventive Care, Screening and Ethics Well-woman exam and age-appropriate screening, Cervical cancer screening intervals (start age 21, cytology and HPV co-testing), Breast cancer screening recommendations and risk assessment, HPV vaccine, Tdap, and influenza immunization, Osteoporosis screening with DEXA, Intimate partner violence and sexual assault screening and response, Adolescent and minor reproductive rights and informed consent, Fetal alcohol syndrome, tobacco, and opioid use in pregnancy, STI screening recommendations by risk and age, Genetic risk assessment and referral (BRCA, Lynch), Lactation support and counseling.
Osteopathic Management in Women's Health Counterstrain and muscle energy for pubic symphysis and round ligament pain, Lymphatic pump techniques for pregnancy-related edema, Autonomic and viscerosomatic approach to nausea and constipation in pregnancy, Sacral and innominate treatment in the gravid patient, Contraindications to HVLA in pregnancy.
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