Blood protein clues may predict dangerous pregnancy problems

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * General inclusion criteria : * The patient must have given her free and informed consent and signed the consent * The patient must be a member or beneficiary of a health insurance plan * Only women are included * The patient is at least 18 years old * Inclusion criteria for the target population: * pregnant patient with a complication of the placental vascular pathology type (pre-eclampsia, eclampsia, HELLP syndrome, retroplacental hematoma, fetal death in utero) or venous thromboembolic disease (deep vein thrombosis, pulmonary embolism). OR pregnant woman, without complications (normal pregnancy), absence of identified chronic pathology, absence of a history of neoplastic pathology, absence of a history of thromboembolic disease, absence of a history of chronic infectious pathology, absence of acute pathology (benign infectious type) intercurrent within the previous 2 weeks. OR \- female, healthy volunteer, non-pregnant, no identified chronic pathology, no history of neoplastic pathology, no history of thromboembolic disease, no history of chronic infectious pathology, no history of acute (benign infectious type) intercurrent pathology within the previous 2 weeks. Exclusion Criteria: * General non-inclusion criteria : * The patient is participating in another study * The patient is in an exclusion period determined by a previous study * The patient is under the protection of justice, under guardianship or curatorship * Patient refuses to sign consent * It is impossible to give informed information about * The patient does not read French fluently Criteria for non-inclusion regarding interfering diseases or associated conditions: * The patient is undergoing hormonal ovarian stimulation treatment as part of medically assisted reproduction * The patient is pregnant OR * The patient is breastfeeding OR * The patient has been giving birth for less than 3 months .