
Central nervous system (CNS) infections significantly cause seizures worldwide. Infectious causes of convulsions vary according to geographical location. Nevertheless, globalization and international travel have broken the boundaries, so we can expect any infection to cause seizures in different parts...

Sudden sensorineural hearing loss (SSNHL) may result from several causes and, in most cases, it can be ascribed only to an idiopathic etiology. SSNHL is defined as a pure tone audiometry‐proven purely sensorineural hearing loss >30 dB in three consecutive frequencies, developing over...

Osteosarcoma (osteogenic sarcoma), as a primary malignant bone tumor, usually involves long bones of the extremities (more often the legs). The incidence rates range between 4.6 and 6.8/year/million in a different race, with a 5‐year overall survival rate of about 54%–68%. The surgical site...