New right perihilar opacification and fullness in the right lower paratracheal station of the mediastinum, which could represent mild pulmonary edema and mediastinal venous engorgement, a right hilar mass with postobstructive pneumonia and ipsilateral lower paratracheal adenopathy, or right lung pneumonia leading to cardiac decompensation. The latter is favored.
Hilar lymphadenopathy (Uncertain) Perihilar airspace opacity (Present) Pneumonia (Present) Edema (Uncertain)