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Embarazo ectópico

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Resumen completo de embarazo ectópico, causas, tratamiento, diagnostico

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Fecundación: zona ampular.
Segmentación: 2,4,8 células.
Blastocisto: ocurre la implantación en la cavidad uterina.


¿Qué es?
• Implantación del blastocisto en un sitio diferente de la cavidad uterina.
• 1-2% de todos los embarazos en el primer trimestre en EEUU.
• -6% de todas las muertes en el embarazo.
• BHCG y eco transvaginal: mejoran tasas de supervivencia.
• Principal causa de mortalidad relacionada con hemorragia.


Localización




Embarazo ectópico página 1

, Embarazo heterotópico

• Embarazo ectópico más embarazo intrauterino.
• Riesgo 1/4000- 1/30000
• Paciente con Técnicas de Reproducción Asistida: riesgo 1/100

Imagen
Saco intrauterino con el embrión y saco gestacional con vesícula en
la trompa



Factores de riesgo
• 50% no tienen factores de riesgo.
• Antecedentes de embarazo ectópico: 10%.
• Dos o más: 25%.
• Anomalías en la trompa.
• Cirugías previas en la trompa: esterilización o recuperar fertilidad (recanalización tubárica).
• Enfermedades Pélvicas Inflamatorias: 9%.
• Adherencias peri tubáricas: endometritis, salpingitis.
• Anomalías tubáricas congénitas: exposición a dietilestilbestrol.
• Infertilidad y TRA.
• Tabaquismo.
• Mayores 35 años.
• Dispositivos intrauterinos: 53% son ectópicos.


Evolución

Rotura espontanea Aborto tubárico Fracaso del embarazo
(Itsmo - ampular) (Fimbria y ampular) con su resolución



Diagnostico
• Mujeres embarazadas con factores de riesgo deben ser estudiadas para descartar
embarazo ectópico aun sin síntomas.


Manifestaciones clínicas
• Síntomas sutiles o casi inexistentes.
• Rotura: dolor intenso, desgarrador.
• Hipersensibilidad abdominal.
• Dolor a la movilización cérvix.
• Abultamiento en el fondo del saco.
• Dolor en el cuello u hombro (irritación diafragma)
• Pueden estar taquicárdicas, hipotensas, anémicas por la ruptura.





Embarazo ectópico página 2

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September 13, 2021
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2021/2022
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