Authoritarian regimes are also sometimes subcategorized by whether they are personalistic or populist. Personalistic authoritarian regimes are characterized by arbitrary rule and authority exercised mainly through patronage networks and coercion rather than through institutitions and formal rules..
Fluid accumulation is the most common cause of conductive hearing loss in the middle ear, especially in children. Major causes are ear infections or conditions that block the eustachian tube, such as allergies or tumors.
Conductive hearing loss may result from diseases that affect the external ear or middle ear structures. Some of the causes of conductive hearing loss include: Cerumen (ear wax) obstruction: Ear wax can be identified by a medical examination and can usually be removed quickly.