Figure 2.

Tracheobronchial membranes at autopsy. Autopsy findings revealed numerous diphtheritic membrane formations (arrowheads) extended down into the larynx and further obstructing the distal tracheobronchial tree.

Briassoulis et al. BMC Clinical Pathology 2005 5:5   doi:10.1186/1472-6890-5-5
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