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Common OB Medical Terminology Abbreviations
Maternal-Child Nursing (NR-327)
Chamberlain University
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COMMON OB MEDICAL TERMINOLOGY
TERM ABBREVIATIONMEDICAL DEFINITION
Advance Maternal Age AMA A woman age 35 or older at the time of delivery
Amniocentesis - A procedure used to take out a small sample of the amniotic fluid for testing; amniotic fluid-clear, pale yellow
Amniotic Sac -
Fluid-filled sac that contains and protects a fetus in the womb
Bilateral Tubal Ligation BTL A surgical procedure to cut, burn, or remove sectionfallopian tubes or placing clips to prevent pregnancys of
Braxton-Hicks Contractions B-H or BH Preparation contractions for true labor; typically occur2nd or 3rd trimester es in Cervix - Internal Female Genitalia; located at base of uterus Cesarean Section C/S Surgical method of delivery
Chloasma (Melasma) -
"Mask of Pregnancy"; pigmentation disorder of skin characterized by darker skin patches that primarily affect the face and other sun-exposed areas Colostrum - 1st form of milk produced by the mammary glands Contractions CTX Tightening & relaxation of uterine muscles Dilation - "open"; Opening of the Cervix Dilation and Curettage D&C Surgical procedure to remove tissue from inside the uterus
Effacement -
"thin"; The process of the cervix thinning, shortening, & softening to open the vaginal canal for childbirth
Engagement -
"Baby Dropping"; babys head/buttocks have settled into the pelvis prior to labor; usually occurs 2-3 weeks prior to labor
Episiotomy -
A surgical cut made at the opening of the vagina during childbirth, to aid a difficult delivery and prevent rupture of tissues Estimated Date of Conception EDC Estimated date that egg & sperm joined Estimated Due Date EDD Estimated end date of pregnancy (40w from LMP)
Fetal Heart Tones/Fetal Heart Rate FHT/FHR Heart rate of fetus
Fundus - Top of the uterus Gestation -
"Pregnancy"; process of carrying a fetus between conception and birth
Goodell’s Sign -
Indicates pregnancy; significant softening of the vaginal portion of the cervix from increased vascularization; occurs around 4 weeks gestation Gravida G "a pregnant woman"; used to indicate total # of pregnancies Obstetric History: 2-Digit System GP Gravida (total pregnancies), Para (total deliveries)
Obstetric History: 5-Digit System GTPAL
Gravida (total pregnancies), Term (After 37w), Preterm (Prior 37w), Abortions (Induced/Spontaneous/Ectopic), Living
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COMMON OB MEDICAL TERMINOLOGY
TERM ABBREVIATIONMEDICAL DEFINITION
Intrauterine Fetal Demise IUFD Still birth after 20 weeks gestation Labor - Series of continuous, progressive uterine contractiothe cervix dilate and efface ns that
Last Menstrual Period LMP
1st date of last menstrual period; how many days does between cycles; how many days are you on your cycle; flow?
Lightening - A drop in the level of the uterus during the last wepregnancy as the head of the fetus engages in the pelvieks of s
Linea Nigra -
"Pregnancy Line"; A dark vertical hyperpigmentation line down the middle of the abdomen; usually appears in the 1st trimester
Maternal Supine Hypotensive Syndrome
-
"Inferior Vena Cava (Aortocaval) Compression Syndrome"; Pregnant uterus compresses the inferior vena cava when supine (lying down), decreasing central venous return
Membranes - "Amniotic Sac"; Membrane Sweeping: using a finger to manually separate the amniotic sac from the uterine lining
Missed Abortion MAB
Nonviable IUP that has been retained within the uterus without spontaneous abortion prior to 20 weeks gestation Multigravida - 2nd pregnancy or greater Multipara - More than one pregnancy resulting in viable offspring
Naegle’s Rule - Used to calculate EDD; Add 7 days to the 1st day of LMP then Subtract 3 months Normal Spontaneous Vaginal Delivery NSVD method of delivery of fetus, spontaneous labor Nulligravida - No previous IUP, AB, Ectopic Oligohydramnios - Low amniotic fuid Parity P Total number of deliveries living or stillbirth Perineum - Area between anus & genitalia
Placenta -
An organ that develops in utero during pregnancy andprovides oxygen and nutrients to the fetus and removes waste products from your baby's blood; Attached to uterine wall and the fetal umbilical cord arises from it; appears around 12 weeks gestation Polyhydramnios - Excessive amniotic fluid Antepartum: Time period before giving birth Intrapartum: Time period from the onset of labor through delivery of the placenta Postpartum: 1st 6 weeks after giving birth
Premature Rupture of Membranes PROM ROM after 37 weeks gestation w/o onset of labor
"Partum" Timeframes -
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Common OB Medical Terminology Abbreviations
Course: Maternal-Child Nursing (NR-327)
University: Chamberlain University
