False membrane


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(Med.) the fibrinous deposit formed in croup and diphtheria, and resembling in appearance an animal membrane.

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References in periodicals archive ?
Another advantage of the human anatomy is that false membranes and fibrous or fatty plugs are common in the round window niche, and these membranes and plugs can help protect the round window membrane from contact with fluids in the middle ear space.
The characteristics of the lesions vary within a wide spectrum, ranging from fragile skin, scabs, pseudoampullar elements, and ulcers covered with false membranes to real atrophic scars.
Among the anatomic factors are the thickness of the RWM and the presence of false membranes, tissue plugs, and bony obliteration.