Pulmonary artery stenosis in Takayasu disease mimicking pulmonary embolism on perfusion lung scan: A case report

Lung scan is an accurate and noninvasive tool for evaluating the distribution of lung perfusion. We present a rare case total absence perfusion on to right with two contralateral defects due severe occlusion pulmonary artery, as well segmental arteries in left young female woman diagnosed Takayasu Arteritis. highlight similarities findings between arteritis disease thromboembolic importance careful interpretation order avoid misdiagnosis that could endanger patient's life.