*Carcinoma
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File:Histopathology of pulmonary congestion and siderophages.jpg|Siderophages (one indicated by white arrow), indicating chronic left congestive heart failure. Also pulmonary congestion.
File:Histopathology of pulmonary edema.jpg|Edema
File:Gross pathology of miliary tuberculosis of the lung.jpg|Gross pathology of miliary "millet seed-like" tuberculosis