Middle ear Infection are Very Serious. As We Know Middle Ear is connected anteriorly to eutachian tube and posteriorly to the mastoid bone. So it's two type Tubotympanic Atticoantral Tubotympanic is not malignant and dangerous. It's has no complications. It has profuse discharge without smell. It's has poly with pale colour. It' causes the perforation to the some part or corner But Atticoantral is very dangerous much more complications. It has scanty discharge with foul smelling. It has polyps with red and fleshy appearance.