Pulmonary > V-Q exam

Mar 31, 2011

TABLE 4: Estimated Radiation Absorbed by the Fetus During Different Imaging Modalities for Diagnosis of Acute Pulmonary Embolism [From: AJR 2011; Sadigh G, et al. Challenges, controversies, and hot topics in pulmonary embolism imaging. 196: 497-515]

	Estimated Radiation
Test	uGy	mSv

Chest radiography	< 10	0.01
Perfusion lung scanning with ^99mTc-labeled albumin (1-2 mCi)	60-120	0.06-0.12
Ventilation lung scan	200	0.2
CT angiography
First trimester	3-20	0.003-0.02
Second trimester	8-77	0.008-0.08
Third trimester	51-130	0.051-0.13
Pulmonary angiography by femoral access	2,210-3,740	2.2-3.7
Pulmonary angiography by brachial access	< 500	< 0.5

Pulmonary > V-Q exam

April 3, 2011

Pulmonary > PE

November 23, 2008

Pulmonary > PE

November 23, 2008

Pulmonary > PULMREF

October 7, 2007