Table 2

Congenital and inherited thrombocytopenias that may present in the fetus or neonate

See Roberts and Murray79 for a full review of these conditions.
TAR, Thrombocytopenia with absent radii.
Thrombocytopenia (with abnormal platelet function)Bernard-Soulier syndrome
Wiskott-Aldrich syndrome
X-linked thrombocytopenia
Chediak-Higashi syndrome
Quebec platelet disorder
Some giant platelet syndromes (e.g. Montreal syndrome)
Thrombocytopenia (without marked thrombocytopathy)Fanconi’s anaemia
TAR syndrome
Amegakaryocytic thrombocytopenia
Giant platelet syndromes (e.g. May-Hegglin anomaly, Sebastian syndrome, Fechtner syndrome)
Autosomal dominant thrombocytopenia