CXR
denser structures inside the chest wall
denser structures outside the chest wallinside→ trachea, heart, aorta, diaphragm, PA(upper than PV) → mass, liquid
outside→ scapula, clavicle, vertebra, ribs → bone radiology Jan 28, 2020, 3:16 AM HirotoShishido
fractional flow reserveFFR
is a guide wire-based procedure that can accurately measure blood pressure and flow through a specific part of the coronary artery. FFR is done through a standard diagnostic catheter at the time of a coronary angiogram.
(percentage of blockage is not very accurate) cardiovascularradiology Oct 4, 2019, 7:36 AM HirotoShishido
two types of catheter ablationradiofrequency ablation
(heat the tissue)
embolic agents for catheter embolizationtemporary→absorbable gelatin sponge(10-14days, cannot be used the patients with decreased coagulability)
permanent→coil, NBCA(N-butyl 2-cyanoacrylate, has to be mixed with lipiodol emulsion as contrast agent) radiologyIVR Sep 19, 2019, 11:50 PM HirotoShishido
Picture
another possible findings"golden S sign"(right upper lobe collapse+ hilar mass)
→squamous cell carcinoma
