Fig. 3From: Incidence, diagnosis and management of tubal and nontubal ectopic pregnancies: a reviewInterstitial ectopic pregnancy by transvaginal ultrasound. The arrow indicates thin (<5Â mm) myometrium overlying the ectopic pregnancy. This finding by ultrasound, in combination with the lateral location of the gestation, has a reported specificity of 88-93Â % but a sensitivity of just 40Â % [101].Back to article page