Tympanomastoid surgery is needed for the chronic draining ear or in the case of a cholesteatoma. This surgery involves the middle ear space as well as the mastoid and usually the incision may be through the tympanic membrane (eardrum) or behind the ear. 1 = Mastoid Bone 2 = Middle Ear 3 = Tympanic membrane (eardrum).his surgery involves the middle ear space as well as the mastoid and usually the incision may be through the tympanic membrane (eardrum) or behind the ear. 1 = Mastoid Bone 2 = Middle Ear 3 = Tympanic membrane (eardrum).
After WW1, they built the Maginot Line, along their border with Germany. This was a massive defensive fortifiations with underground bunkers that could be used for troops and support and command and control. In 1940, the Germans defeated this defensive line by attacking through Belgium and going around it.
Iraq briefly sided with Germany until the British and Assyrian christians stopped them. RE The Soviet Union, the modern countries of Russia, Ukraine, Belarus, Estonia, Latvia, Lithuania and Moldova were all invaded as part of Germanys attack on the USSR.The Germans also attacked Britain and Malta but were defeated in their attempts. Hope this helps!oland was next (which brought Britain and France into the war because we'd promised to defend Poland). The whole of the rest of Europe came after that (France was split. The official Vichy regime accepted occupation voluntarily but not willingly like the Austrians.