1.1. \u0110\u1ecbnh Ngh\u0129a Ti\u1ec1n S\u1ea3n Gi\u1eadt<\/strong><\/h3>\nTi\u1ec1n s\u1ea3n gi\u1eadt l\u00e0 m\u1ed9t bi\u1ebfn ch\u1ee9ng thai k\u1ef3 \u0111\u1eb7c tr\u01b0ng b\u1edfi huy\u1ebft \u00e1p cao v\u00e0 d\u1ea5u hi\u1ec7u t\u1ed5n th\u01b0\u01a1ng c\u00e1c c\u01a1 quan kh\u00e1c, th\u01b0\u1eddng l\u00e0 gan v\u00e0 th\u1eadn. Ti\u1ec1n s\u1ea3n gi\u1eadt th\u01b0\u1eddng x\u1ea3y ra sau tu\u1ea7n th\u1ee9 20 c\u1ee7a thai k\u1ef3 \u1edf nh\u1eefng ph\u1ee5 n\u1eef c\u00f3 huy\u1ebft \u00e1p b\u00ecnh th\u01b0\u1eddng tr\u01b0\u1edbc \u0111\u00f3. N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u tr\u1ecb k\u1ecbp th\u1eddi, ti\u1ec1n s\u1ea3n gi\u1eadt c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nh\u1eefng bi\u1ebfn ch\u1ee9ng nghi\u00eam tr\u1ecdng, th\u1eadm ch\u00ed nguy hi\u1ec3m \u0111\u1ebfn t\u00ednh m\u1ea1ng c\u1ee7a m\u1eb9 v\u00e0 thai nhi.<\/p>\n