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522 miliary abscesses of the liver amœbæ may be demonstrated lying amongst the necrotic cells; even in inflamed liver tissue which has not yet proceeded to pus formation they may be occasionally recognized.

Tropical Diseases - Fig 81.png Fig. 81.—Transverse section through base of an amœbic ulcer. (After Bohr.)

Pathogenic bacilli have not been isolated from the heart's blood or from other organs.

The main points of distinction in the pathology of the two leading forms of dysentery are summarized in the following table:—