Research the causes of these symptoms that are similar to, or related to, the symptom Enlarged liver: 1  Enlarged spleen (1232 causes) 2  Hepatomegaly (1314 causes)  Hepatitis (42 causes)
Night terrors strike children, usually between the ages of 3 years and 8 years. They rarely occur in older children, adolescents and adults. In both adults and children, night terrors may be caused by unsettled psychological conflicts, upsetting events or tiredness.
Night terrors occur during Stage 4 Deep Sleep, or during the transition from Stage 4 to REM Sleep. In other words, during a night terror, the person is actually asleep â according to his brain waves â even if his eyes are open!