A hospice intensivist

Hilar and right paratracheal lymphadenopathy.
Mediastinal lymphadenopathy.
Upper lung reticulonodular opacity.
Pleural effusion: uncommon


Reference: Diagnostic Image Chest

stage 0: normal
stage 1: hilar lymphadenopathy
stage 2: hilar lymphadenopathy and bilateral reticular nodular pattern
stage 3: reticular nodular interstitial infiltration, no LAP
stage 4: mass, fibrosis