Thrombosis in essential thrombocytemia and early/prefibrotic primary myelofibrosis: the role of the WHO histological diagnosis

Diagnostic Pathology

Table 2 Main thrombotic events at diagnosis and during follow up in ET and PMF

Thrombotic events at diagnosis
	AMI	Stroke, TIA	Retinal occlusion, PAT	DVT	PE	Splanchnic vein thrombosis	Cerebral thrombosis
ET	1
PMF	2	1	1	3		3	1
Thrombotic events during follow-up
ET	2	4		1
PMF	2	2	2	1	1	3

Note: AMI = acute myocardial infarction; TIA = transient ischemic attack; PAT = peripheral arterial thrombosis; DVT = deep-vein thrombosis; PE = pulmonary embolism.