OBJECTIVETo investigate the etiology of Gan-qi inversion syndrome and Gan-qi stagnation syndrome, and to study the evocative mode of emotional diseases.

METHODSOne thousand and twenty-six subjects, engaged as workers, cadres, teachers and farmers, come from Qingdao City, Jinan City and Qingyun County were surveyed adopting the on-spot investigation.

RESULTSThe percentage of patients with Gan-qi inversion or stagnation syndrome caused by emotional internal injury was 53.9%; the emotional stimulations were primary the angry with compunction and the gloomy angry with grievance, secondly the unacquirable wishes, anxiety and grief.

CONCLUSIONEmotional stimulation is the main cause of Gan-qi inversion or stagnation syndromes, cross actions of several emotional factors directly impairing Gan is the main evocative mode of emotional diseases.