RESUMEN
BACKGROUND: This study was designed to investigate the relationship between psychiatric disease and systemic Internal Medical disease in psychiatric inpatients who were consulted to department of Internal Medicine and was directed to assess the physical problems and possible ways to resolve them in a closed psychiatric unit. METHOD: Through evaluation of medical records of 1549 inpatients who had consulted in department of internal medicine in Seoul National(mental) Hospital from January 1, 2002 to December 31, 2002. We classified the Physical illness according to ICD-9-CM and psychiatric disease according to DSM-IV RESULTS: The results were as follows: 1) In age and sex distribution, male was 64.4% and 45.9% of the subject was 4th and 5th decades. 2) The most systemic diagnosis were disease of respiratory system, disease of digestive system and endocrine system. 3) schizophrenia showed the highest rate in respiratory disease. Rate of digestive disease was the highest in alcohol use disorder. Disease of respiratory system and disease of digestive system were the most frequent in mood disorder 4) In 1st decade, Digestive system digease was the most frequent, others were respiratory system disease. 5) onset age of psychiatric disease was the oldest in circulatory disease. In genitourinary system disease, duration of psychiatric disease was the longest CONCLUSION: The clinical characteristics of psychiatric disease influenced to get systemic disease in psychiatric patients.