[The discrepancy between ICP and MCP caused by orthodontic treatment and its quantitative assessment to the effect of later orthodontic treatment.].
OBJECTIVE
To investigate the discrepancy between ICP and MCP caused by orthodontic treatment. to evaluate the treatment effect of the malocclusion with later orthodontic treatment.


METHODS
Nineteen cases were selected and treated with preadjusted appliance and combination headgear appliance.Pre- and post- treatment celphalometric radiographs were analyzed.


RESULTS
Discrepancy between ICP and MCP may be resulted from improper design and operation of orthodontists and poor cooperation of patients; By preadjusted appliance and combination headgear appliance,upper dental arch was moved distally; Molar relationship was changed into Class I by bodily movement; A harmonization between ICP and MCP was rehabilitated.


CONCLUSIONS
The discrepancy between ICP and MCP should be minded; Preadjusted appliance and combination headgear appliance were effective in the correction of the discrepancy between ICP and MCP.
Wang
Sheng-lin
SL
School of Stomatology, Shandong University, Jinan 250012, Shandong Province, China.
Zhang
Jun
J
Wang
Xu-xia
XX
Shi
Hong-tao
HT
Fan
Feng-yan
FY
D002531:Cerebellum / Q000000981:diagnostic imaging; D003724:Dental Arch; D006801:Humans; D008310:Malocclusion / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000628:therapy*; D009970:Orthodontics; D011859:Radiography