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DIAGNOSIS OF PREGNANCY

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Symptoms

  1. amenorrhea
  2. nausea and/or vomiting
  3. breast tenderness
  4. urinary frequency fatigue
Signs

  1. softening of the cervix (Goodell sign): 4-6 weeks
  2. bluish discoloration of the cervix and vagina due to engorgement of pelvic vasculature (Chadwick sign): 6 weeks
  3. uterine enlargement
  4. softening of the isthmus (Hegar sign): 6-8 weeks
Investigations

  1. Beta hCG

    • positive in the serum at 9 days post-conception
    • positive in the urine 28 days after LMP

2. Transvaginal ultrasound

    • 5 weeks: gestational sac visible (Beta hCG = 1200 -1500 mIU/mL)
    • 6 weeks: fetal pole seen
    • 7-8 weeks: fetal heart tones visible

3. Transabdominal U/S
  • intrauterine pregnancy visible at Beta hCG = 5000 mIU/mL
    A very early, 3-mm mean diameter intrauterine gestational sac at 5 weeks postmenstruation ( arrow ). A very early, 3-mm mean diameter intrauterine gestational sac at 5 weeks postmenstruation ( arrow ).







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    A. An eccentrically-placed intrauterine gestational sac 6 weeks postmenstruation (arrow).
    B. In contrast, a pseudosac (arrow) in a patient with ectopic pregnancy representing a collection of blood or fluid collected within the endometrial cavity.



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    DIAGNOSIS OF PREGNANCY DIAGNOSIS OF PREGNANCY Reviewed by Radiology Madeeasy on December 26, 2010 Rating: 5
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