Table 1.

Intercontinental Childhood ITP Study group (ICIS) staging

Stage/Bleeding	Description
I	No bleeding.
	And Platelet count above 20 × 109/L.
II	Bruising, petechiae of skin or occasional epistaxis.
	Little or no interference with daily living.
	And Platelet count above 10 × 109/L.
III	Bruising, petechiae of skin.
	Mucosal lesions.
	Epistaxis requiring wicking and hemorrhage.
	And Platelet count above 10 × 109/L.
IV	Bleeding: epistaxis, melena and/or hemorrhage requiring hospitalization and/or transfusion.
	Serious interference with quality of life.
	Or Platelet count below 10 × 109/L and/or haemoglobin decrease over 2 g/dl.