Chapter 13 Antenatal care during normal Pregnancy Copyright © 2005 by Elsevier, Inc. All rights reserved. Confirmation of pregnancy The diagnosis of pregnancy has traditionally been based on symptoms and signs These signs and symptoms are grouped into three classification: 1. Presumptive indication 2. Probable indications 3. Positive indications Copyright © 2005 by Elsevier, Inc. All rights reserved. Presumptive Indication mainly subjective changes that may be caused by conditions other than pregnancy. • Nausea and Vomiting • Fatigue • Amenorrhea • Urinary frequency • Breast and skin changes • Vaginal and cervical color changes • Quickening (Fetal movement)noted between 1620 GW Copyright © 2005 by Elsevier, Inc. All rights reserved. Probable Indication these are objective findings strongly indicate pregnancy but can’t be rely on because it might be caused by another condition. –Abdominal enlargement –Cervical softening (Goodell’s sign, Hegar’s sign) –Uterine changes (ballottement, Braxton Hicks Contractions, Palpation of the fetal outline, uterine souffle) –Pregnancy tests (radioimmunoassay) Copyright © 2005 by Elsevier, Inc. All rights reserved. Positive Indications those caused only by pregnancy. –Fetal movements by examiner –Visualization of the fetus (ultrasonography) –Auscultation of fetal heart sounds (can be heard by fetoscope by 18-20 Gwks or at 10 Gwks by doppler. Normalrd range is (110-160 bpm at 3 trimester) Copyright © 2005 by Elsevier, Inc. All rights reserved. Preconception Visits • Ideally take place several months before conception • Obtain complete health history and physical examination • Evaluation of health problems such as DM and HTN and their treatment • Assessment of any medication the woman is taken and their effect on pregnancy • Obese woman should obtain help to loose weight before pregnancy Copyright © 2005 by Elsevier, Inc. All rights reserved. Preconception visit continued . Instructe woman regarding: • Rubella vaccine if not immunized • Hepatitis vaccine • Avoidance of common teratogens or other harmful substances • Importance of folic acid supplement 0.4 mg dose before conception daily • Stop smoking and alcohol consumption Copyright © 2005 by Elsevier, Inc. All rights reserved. Initial visit 1.History: • Obstetric history(e.g GTPAL) • Menstrual history, LMP, EDD • Contraceptive history • Medical and surgical history • Family health History(for chronic disease and genetics) • Partner's Health history(genetic abnormalities alcohol and tobacco use,blood type and RH ) • Psychosocial history Copyright © 2005 by Elsevier, Inc. All rights reserved. • 2.Physical Examination • Vital signs • Head to toe assessment • 1.Cardivascular system(venous congestion and edema) • 2.Musculoskeletal system -posture and gait -Height and weight -Pelvic measurement -abdomen Copyright © 2005 by Elsevier, Inc. All rights reserved. 3.Neurologic assessment 4.Gasrointestinal 5. Integumentary system 6.Endocrine system(thyroid enlargement) Copyright © 2005 by Elsevier, Inc. All rights reserved. • 7.Urinary System • • • • Protein Glucose Ketones Bacteria • 8.Reproductive system • Breasts • External and internal reproductive organs Copyright © 2005 by Elsevier, Inc. All rights reserved. - Laboratory data: see -. table 13-1 page 268 - Risk assessment box13-3 page 267 Copyright © 2005 by Elsevier, Inc. All rights reserved. Common laboratory tests • Blood group,hb and HCt,RH • • • • • • • • • • Venereal disease Rubella titer Tuberculin test for tuberculosis Genetic testing for high risk woman Hepatitis B HIV Urinalysis Pap smear and cervical culture AFP Glucose challenge test Copyright © 2005 by Elsevier, Inc. All rights reserved. Measuring the Uterus Fig. 13-10 Copyright © 2005 by Elsevier, Inc. All rights reserved. High-Risk factors in pregnancy: - Age: <16 or >35 years - Low socioeconomic status - Multiparity > 4 pregnancies - Weight obesity and underweight - Height < 152 cm - Smoking or alcohol or unprescribed drugs - Birth of previous infant > 4000g - Previous fetal or neonatal death - RH sensitization - DM, cardiac disease, renal disease,thyroid problems Copyright © 2005 by Elsevier, Inc. All rights reserved. - infections Subsequent assessment • Visit sequence • Every 4 weeks from conception to 28GW • Every 2to3 weeks from 29to 36 GW • Every week from 37GW to birth Copyright © 2005 by Elsevier, Inc. All rights reserved. Assessment in subsequent visits • Vital signs • Pattern of weight gain • Urinalysis • Fundus height • Leopold's maneuver • FHR • Fetal activity(Kick counts) Copyright © 2005 by Elsevier, Inc. All rights reserved. • Test for Isoimmunisation for RH(26-28GW) • Pelvic examination • Signs of labor • Common discomfort see page 270-271 for these discomfort and teaching for woman • Danger signs • Ultra sound Screen(12-20GW) • Glucose screen(28GW) glucose challenge test is done if the test result is 140mg/dl or higher GTT is done Copyright © 2005 by Elsevier, Inc. All rights reserved. Common discomforts of pregnancy: Nausea and vomiting, Heart burn Backache Round ligament pain Urinary frequency Varicosities Copyright © 2005 by Elsevier, Inc. All rights reserved. Danger Signs During Pregnancy • Vaginal bleeding, with or without discomfort • Rupture of membranes • Swelling of the fingers, puffiness of the face or around the eyes • Continuous, pounding headache • Visual disturbances (blurred vision, dimness, spots) Copyright © 2005 by Elsevier, Inc. All rights reserved. • • • • • Persistent or severe abdominal pain Chills or fever Painful urination Persistent vomiting Changes in frequency or strength of fetal movements • Signs of preterm labor: contraction, backache, pelvic pressure Copyright © 2005 by Elsevier, Inc. All rights reserved. *Teaching Health Behaviors 1. Bathing -protect from infection and enhance comfort -avoid stay in sauna or hot tub more than 10-15 min because of hyperthermia particularly during first trimester -shouldn't expose to temperature of 37.8 or higher Copyright © 2005 by Elsevier, Inc. All rights reserved. 2. Douching -avoid douching because it leads to infection and preterm labor 3. Breast care -avoid soap in nipple and wear supportive bra -avoid nipple stimulation if she has a history or signs of preterm labor Copyright © 2005 by Elsevier, Inc. All rights reserved. 5. Exercise -exercise in moderation for 30 minute daily -walking is ideal exercise -exercise that require balance or may cause injury or in supine position is not safe -avoid becoming overheated during exercise -should stop exercise and seek medical advice if she has chest pain,dizziness,headach,decreased fetal movement or signs of labor Copyright © 2005 by Elsevier, Inc. All rights reserved. • 4. Clothing -comfortable and non constricting clothes -avoid high heel shoes Copyright © 2005 by Elsevier, Inc. All rights reserved. 6. Sleep and rest 7. Nutrition 8. Sexual activity(safe any time for healthy woman) 9.Employment -avoid fatigue and take a rest period -avoid fetotoxic environment Copyright © 2005 by Elsevier, Inc. All rights reserved. 10. Travel -travel by car is safe but travel by plane up to 36 weeks 11. Immunization -live vaccine is contraindicated such as MMR -inactivated vaccine is considered safe such as tetanus and influenza 12. Drug over the counter 13. Complementary therapy 14. Smoking ,alcohol, addiction Copyright © 2005 by Elsevier, Inc. All rights reserved.