기질적 뇌증후군의 임상적 고찰

A CLINICAL STUDY ON ORGANIC BRAIN SYNDROMES

The author made a clinical study of 112 inpatients with organic brain syndromes who had been admitted at the neuropsychiatric department of In Je Medical College, Paik Hospital during the past 4 years from Jan. 1975 to Dec. 1978. The results were as follows： 1. The proportion of organic brain syndrome was 12.4% of all hospitalized patients. The sex distribution was 63.4% (N=71) of male and 36. 6% (N=41) of female. 2. The most common age was in the twenties. The highest frequency was seen in 40’s in male, occupying 17% of all, and 20’ s in female, 12.5%. 3. The most frequent disease entity was idiopathic epilepsy (30.596), and followed by brain trauma (15.2%), alcoholic psychosis (14.2%), senile and presenile dementia (8.096), CO-intoxication (8.0%) and cerebrovascular disorder (7 .196), 4. The acute onset of symptoms (few minutes to several hours) occupied 58.0% of all cases, subactue form (within several days) 9.8%, and chronic form (more than several weeks) 32.1%. 5. Regarding to the clinical course, 55.496 of all cases showed clinical improvement and the rest were sustained, aggravated or resulted in death. 6. According to the diagnostic criteria of DSM-II, 42.9% of all cases were found to be psychotic. 7. Among the neurological symptoms, the most frequent was convulsion, occupying 37.5% of all, and headache and dizziness (15.2%), incontinence (9.8%) were followed in successive order. On the other hand, acute delirious state was identified in 37. b% of all cases, behavior disorder was seen in 36.6%, and disorientation 26.0%. 8. The cases who were thought to be involved more than two etiological factors in their past history were 10.7%， and 14.3% of all was superimposed with functional mental disorders in the present clinical pictures. 9. Lesser than half (44.6%) of all cases were released from the hospital with the mutual consent between staff and patient. In this clinical study, it was intended to ascertain the clinical findings in these patients bycomparing with others’ reports and to make them available to others for more advanced clinical subgrouping which is essential for specific diagnosis and adequate treatment.