Table 1

Detailed information of early femoral component failures.

Time after surgery (Months)

Reason of Failure

Femoral Fixation

T Score

Femoral Size (mm)

Primary Diagnosis

Sex

Body mass index (kg/m²)

Age (yrs)

1

Femoral Neck Fracture

Fully porous coated

-1.9

52

OA

Male

35

59

1.4

Femoral Neck Fracture

Fully porous coated

-0.3

44

OA

Female

24

61

3.1

Femoral Neck Fracture

Cemented

-1.6

46

OA

Female

29

43

10

Femoral Loosening

Fully porous coated

-0.5

54

Dysplasia

Male

34

50

17.8*

Femoral Loosening

Cemented

-2.1

52

AVN

Male

31

31

* The primary indication of hip resurfacing was avascular necrosis for this young gentleman. The symptom of severe pain due to avascular necrosis into femoral component was found 17.8 months post-operatively with visual analog scale pain score of 9/10. The patient waited to revise to total hip arthroplasty 27.6 months after surgery.

Gross and Liu Journal of Orthopaedic Surgery and Research 2012 7:1   doi:10.1186/1749-799X-7-1