by Tim Milligan | Nov 12, 2015 | Interstitial Disease
The reticular appearance refers to a collection of innumerable small linear opacities that together produce an appearance resembling a “net”. The pattern can be fine, medium or coarse. Fine and medium patterns are shown here. Reticular patterns represent...
by Tim Milligan | Nov 12, 2015 | Interstitial Disease
Bilateral interstitial and alveolar infiltrates with typical sparing of apices. Arrow showing pneumothorax.
by Tim Milligan | Nov 12, 2015 | Interstitial Disease
Peribronchial cuffing (arrow) occurs when interstitial fluid accumulates around a bronchus. Peribronchial cuffing is present if the bronchial wall is thicker than the tracing of a well-sharpened pencil. [Courtesy of Dr. N. Jaffer]
by Tim Milligan | Nov 12, 2015 | Interstitial Disease
Kerley B lines represent thickened connective tissue planes, for example due to edema of the septal lines of secondary lobules. They are most commonly due to pulmonary edema or lymphangitic carcinomatosis. Kerley B lines are horizontal, <2 cm long and 1 mm thick,...
by Tim Milligan | Nov 12, 2015 | Interstitial Disease
The left image (a) shows mildly reduced lung volumes, hazy opacifications and reticulation, primarily in the lower lobes. The right image (b), taken about 9 months later, shows progression of the reticulation, volume loss and some nodularity. [Courtesy of Dr. Ted...
by Tim Milligan | Nov 12, 2015 | Interstitial Disease
“Silhouette sign” (loss of normally appearing profiles). Unilateral localized infiltrate involving lingula and obliterating left heart border.
