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Table 2 Pulmonary emboli by location (N = 211 CTPA positive for PE)

From: Yield of CT pulmonary angiography in the diagnosis of acute pulmonary embolism: short report

Most proximal location Number of positive CTPAs
Main pulmonary artery 23 (11.1)
Lobar 44 (21.1)
Segmental 98 (46.9)
Sub-segmental 44 (21.1)