TY - JOUR T1 - Evaluation of Hepatopulmonary Syndrome with <sup>99m</sup>Tc-Macroaggregated Albumin Scintigraphy JF - Journal of Nuclear Medicine Technology JO - J. Nucl. Med. Technol. SP - 377 LP - 378 DO - 10.2967/jnmt.122.264190 VL - 50 IS - 4 AU - Fathima Fijula Palot Manzil AU - Iqbal Haq AU - Xiaofei Wang Y1 - 2022/12/01 UR - http://tech.snmjournals.org/content/50/4/377.abstract N2 - Hepatopulmonary syndrome is characterized by intrapulmonary vascular dilatation causing hypoxemia in patients with liver disease. 99mTc-macroaggregated albumin (99mTc-MAA) scintigraphy has diagnostic value in suspected hepatopulmonary syndrome by detecting a clinically significant right-to-left shunt. In the presence of cirrhosis, 99mTc-MAA scanning with extrapulmonary organ visualization is specific for intrapulmonary shunting. 99mTc-MAA scintigraphy also provides the added value of quantification of the shunt. ER -