18.下列何種攝影角度在thoracic aortography中最適於觀察血管之變異(anomaly)?
(A)RAO 30°
(B)LAO 45°
(C)LPO 30°
(D)RPO 30°
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統計: A(604), B(1223), C(285), D(215), E(0) #1635364
統計: A(604), B(1223), C(285), D(215), E(0) #1635364
詳解 (共 3 筆)
#3453989
BasicnFluoroscopic Projections
nnnnAngulation of thenC-Armnis essential for fluoroscopic evaluation of the arterial tree. Thenbasicnprojections are listed in Table 1. Thesensuggested projectionsnoptimize full visualization of the artery and arennecessary for correctnassessment of angulation, tortuosity, and lengthnmeasurements. An example ofnthe thoracic aortic arch illustrated at differentnangulations is demonstratednin Figuren2.

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