Sleep Terror Disorder: One of the parasomnias, characterized by panic and confusion when abruptly awakening from sleep. This usually begins with a scream and is accompanied by intense anxiety. The person is often confused and disoriented after awakening. No detailed dream is recalled, and there is amnesia for the episode. Sleep terrors typically occur during the first third of the major sleep episode.

 

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Sleep Terror Disorder: One of the parasomnias, characterized by panic and confusion when abruptly awakening from sleep. This usually begins with a scream and is accompanied by intense anxiety. The person is often . . . View Full Definition

Single- Gene Disorder: Hereditary disorder caused by a mutant allele of a single gene (e.g., duchenne muscular dystrophy, retinoblastoma, sickle cell disease). Compare polygenic disorders.

Separation Anxiety Disorder: A disorder with onset before the age of 18 consisting of inappropriate anxiety concerning separation from home or from persons to whom the child is attached. Among the symptoms that may be s . . . View Full Definition

Schizoaffective Disorder: (skiz-o-a-feck-tiv) A condition that includes symptoms of both schizophrenia and affective (mood) disorder.