Plain skull

Skull plain radiographs are pictures of the skull to observe whether the skull has abnormal lesions. Skull plain film is used to observe whether the skull has abnormal lesions. The following localization signs can appear on the plain skull: localized changes in the skull wall, more common in meningioma; changes in the sphenoidal saddle; changes in the rock bone and the inner ear canal, tumors near the apex of the rock bone and the inner ear canal, such as acoustic neuromas can enlarge the inner ear canal Rock bone damage, late stage can form bone defects; calcium plaque, brain tumors are more prone to calcium plaque; pineal calcium plaque shift, the location of the brain tumor can be roughly estimated according to the pineal calcium shift direction.