Lobar Pneumonia Lobar Pneumonia Definition An infection developing within the distal airspaces (and adjacent to the visceral pleura) ▸ it spreads via collateral air drift (pores of Kohn), producing homogeneous opacification of partial or complete lung segments (and occasionally an…
Mediastinitis Acute Mediastinitis Definition Acute infection of the mediastinum ▸ this is rare It is most commonly due to an oesophageal perforation (e.g. following endoscopy or from a swallowed object) – the alimentary contents serve as an infective source Other…
Chest Wall: Bony and Soft Tissue Lesions Rib Lesions Benign Congenital abnormalities The upper ribs are commonly bifid, splayed, fused, or hypoplastic ▸ they are occasionally associated with syndromes (e.g. basal cell naevus syndrome) or other anomalies (e.g. Sprengel's deformity)…