USMLE Step 2 CK Lecture Notes 2019: Obstetrics/Gynecology (Kaplan Test Prep)

NORMAL PREGNANCY EVENTS FIRST TRIMESTER Assuming a 40-menstrual-week pregnancy, the first trimester is assu ...

SECOND TRIMESTER Assuming a 40-menstrual-week pregnancy, the second trimester is assumed to extend from 13–26 ...

THIRD TRIMESTER Assuming a 40-menstrual-week pregnancy, the third trimester is assumed to extend from 26–40 ...

NORMAL PREGNANCY COMPLAINTS Backache is very common, especially in the latter part of pregnancy because of t ...

Fluid retention: Increased circulating steroid levels and decreased serum albumin results in edema in over half ...

Table I-4-3. Pregnancy Danger Signs Complaint Possible Diagnosis Vaginal bleeding Vaginal fluid leakage Epigastric pain Se ...

IMMUNIZATIONS SAFE IMMUNIZATIONS Safe immunizations include antigens from killed or inactivated organisms: Influenz ...

UNSAFE IMMUNIZATIONS Unsafe immunizations include antigens from live attenuated organisms: MMR (measles, mumps, ...

PRENATAL LABORATORY TESTING http://ebookobgyne.net http://ebookobgyne.net ...

LEARNING OBJECTIVES Clarify the difference between laboratory tests in the first, second, and third trimesters Explain ...

FIRST TRIMESTER LABORATORY TESTS A 21-year-old primigravida G1 PO presents for her first prenatal visit at 1 ...

COMPLETE BLOOD COUNT (CBC) Hemoglobin and hematocrit (normal pregnancy hemoglobin 10–12 g/dL): Although nonpreg ...

RUBELLA IGG ANTIBODY Immunity: The presence of rubella antibodies rules out a primary infection during the pregnancy ...

HEPATITIS B VIRUS (HBV) HBV surface antibodies are expected from a successful vaccination. The presence of H ...

TYPE, RH, AND ANTIBODY SCREENING The patient’s blood type and Rh is determined with the direct Coombs test. I ...

STD SCREENING Table I-5-1. Initial Prenatal Labs for STDs Chlamydia/Gonorrhea (GC) Screening DNA probes Hepatitis B ...

URINE SCREENING Urinalysis: Assessment of proteinuria, ketones, glucose, leukocytes, and bacteria is important ...

TUBERCULOSIS (TB) SCREENING Antituberculosis drugs are not contraindicated in pregnancy. PPD or tine test: Thi ...

HIV SCREENING HIV screening is recommended for all pregnant women as part of the initial lab testing. The CDC re ...

SECOND TRIMESTER LABORATORY TESTS A 23-year-old woman (G3 P1 Ab1) is seen at 16 weeks’ gestation. Her prev ...