Purpose In elderly patients, femoral neck insufficiency fractures that occur without a history of trauma are difficult to diagnose and treat, so it is emphasized that early suspicion of fractures and additional diagnostic tests are conducted.
Materials and Methods: Between December 2010 to December 2019, 12 femoral neck insufficiency fractures (group 1) were evaluated by comparing them with 50 traumatic femoral neck fractures of a similar age. Along with demographic data, neck cortical thickness, shaft cortical thickness, head diameter, neck width, trochanter width, shaft width, neck-shaft angle, hip axis length, femoral neck index on the simple radiographic image were compared.
Results: Seven of the 12 cases were non-displaced fractures, and it took an average of 19.2 days to diagnose the fracture after the symptoms occurred. The height was smaller than the control group at 149.1 cm in group 1 and 157.2 cm in group 2 (p<0.001). The cortical thickness of the medial femoral neck showed significant differences between the two groups: 3.16 mm in group 1 and 4.11 mm in group 2 (p=0.004). There was no statistical difference in the other measurements.
Conclusion: Femoral neck insufficiency fracture often has a delayed diagnosis because of the characteristics of the fracture. The cortical thickness of the medial femoral neck in simple radiographic images can help suspect femoral insufficiency fractures in elderly patients when considered with detailed medical history taking and a physical examination.
PURPOSE To evaluate the prognostic factors associated with the clinical outcome, which analysed with use of the Pearson correlation method in AOFAS score and radiographic measurement between normal and the affected site after operative treatment of the calcaneal fractures. MATERIALS AND METHODS We evaluated 13 patients(13 cases) who had unilateral calcaneal fractures. At the latest follow-up, we calculated the mean differences of the Bohler angle, gissane angle, heel height, calcaneal width, calcaneal length, talocalcaneal angle, talar declination angle, subtalar incongruity between normal and affected site on the lateral view of ankle and tangential view of the calcaneus. And then the correlation between radiographic measurement and the clinical outcome analysed by Pearson correlation method. RESULTS Heel height(correlation coefficient = 0.827, p-value<005) and subtalar incongruity(correlation coeffidient = -0.764, p-value<0.05) were closely correlated with the clinical outcome and the B hler angle showed lower correlation coefficiency(correlation coefficiency = 0.470, p-value : 0.104) compare to the heel height. CONCLUSION We suggested that restoration of the heel height and subtalar incongruity was significantly correlated to the clinical outcome after operative treatment of the calcaneal fractures.
Citations
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The Comparison of Radiographic Parameters and Clinical Results after Operative Treatment of Displaced Intraarticular Calcaneal Fractures Hong Moon Sohn, Jun Young Lee, Sang Ho Ha, Sueng Hwan Jo Journal of the Korean Fracture Society.2007; 20(3): 227. CrossRef