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Uptodate Reference Title
V/Q scan results and diagnosis of pulmonary embolism
V/Q scan results and diagnosis of pulmonary embolism
V/Q Scan Result
Clinical probability of emboli
High
Intermediate
Low
High
96
88
56
Intermediate
66
28
16
Low
40
16
4
Normal or near normal
0
6
2
All numbers are percentages.
V/Q: ventilation/perfusion.
Data from: PIOPED Investigators. Value of the ventilation/perfusion scan in acute pulmonary embolism. Results of the prospective investigation of pulmonary embolism diagnosis (PIOPED). JAMA 1990; 263:2753.
