【Objective】 To investigate the features of disease spectrum of children and juvenile psychological outpatient in general hospital, and to supply important theory basis of mental health work. 【Methods】 General information of 1 666 first-visit case files in Bayi Children's Hospital during 2001-2010 were statistically analyzed in terms of annual distribution tendency of case number, patients' age and sex. Disease-type was classified according to The International Statistical Classification of Diseases and Related Health Problems 10th Revision(ICD-10) based on the first diagnose, and the top 5 mono disease and proportions were screen out from two categories. 【Results】 170 cases(17.7% of the classificatory cases, 10.2% of total cases, the same below)of F32(depressive episode), 123 cases(12.8%,7.4%)of F98(behavioral and emotional disorders with onset usually occurring in childhood and adolescence), 116 cases(10.8%,7.0%)of F31(bipolar disorder), 104 cases(10.8%,6.2%)of F41(other anxiety disorders)and 100 cases(10.4%,6.0%)of F20(Schizophrenia)occupied the first 5 positions of mental and behavioral disorders; 133 cases(18.9%,8.0%)of depression, 112 cases(15.9%,6.7%)of anxiety, 87 cases(12.4%,5.2%)of problems of family, 81 cases(11.5%,4.9%)of study-weariness and 75 cases(10.7%,4.5%). Internet addiction occupied the first 5 positions of psychological problems. 【Conclusions】 The data of psychological outpatient increased significantly, 16～18 is high-risk population. Anxiety and Depression disorders are still most important work. Problem solving of interpersonal relationship and family is an effective way to reduce the incidence of psychological problems.