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Gestational thrombocytopenia is the most common cause of thrombocytopenia during pregnancy.
It is a benign and self-limited condition, characterized by a mild decrease in platelet count that usually returns to normal after delivery.
It does not cause significant complications for either the mother or the fetus.
Statistics:
Occurs in approximately 5–10% of pregnancies, accounting for about 75% of all cases of thrombocytopenia during pregnancy.
Diagnosis:
Platelet count typically ranges between 100,000 and 150,000/μL.
If the platelet count falls below 100,000/μL, other causes should be excluded — such as immune thrombocytopenic purpura (ITP), HELLP syndrome, preeclampsia, or drug-induced thrombocytopenia.
No other hematologic or clinical abnormalities are present.
The diagnosis is often confirmed retrospectively, when platelet levels normalize in the postpartum period.
Management:
Specific treatment is not required; only dynamic monitoring with periodic complete blood counts (CBC) is recommended.
For surgical procedures (e.g., cesarean section, regional anesthesia), a platelet count of >75,000–80,000/μL is considered adequate.
If platelet levels drop below 70,000/μL or if bleeding manifestations occur, alternative diagnoses should be considered, and hematology consultation is advised.
