* It Is Necessary To Pay Attention To

* It is necessary to pay attention to the normal The concave form of an eardrum. The sticking out form not seldom Testifies to an infection and other infringements of a middle ear. * Presence of blood behind an eardrum often assumes crisis of the basis of a skull (sign Laugier'). * Retraction and an eardrum Means obstruction of the Eustachian tube. The membrane centre (Umbo) It will be visible as top in a circus tent (a sign of Dumbo). * Vials, visible behind an eardrum Assume presence of a serous otitis; in such cases it is not seldom possible To notice and liquid level in vials. The following investigation phase - careful search of punching in an eardrum. It is necessary to check up all zones on border (annulus) membranes. Defects on this edge of a membrane can To assume presence which are reminded by the solar zhemchuzhno - Grey or white cellular damage. A flabby, loose-hanging membrane in an ascending part Membranes, is the most frequent site for (= a tumour), especially in cases when the patient has a paralysis Obverse nerve.