Total Hip Arthroplasty Using the S-ROM-A Prosthesis for Anatomically Difficult Asian Patients

Table 1

Preoperative diagnoses and etiologies of anatomical abnormalities of the hip.

Preoperative diagnosis		Previous operation
Primary osteoarthritis	37
Developmental dysplasia	51	Rotational acetabular osteotomy	13
		Chiari and/or femoral osteotomy	14
Osteonecrosis	1	Sugioka’s osteotomy	1
Perthes disease	3	Varus osteotomy	3
Traumatic arthritis	2	Osteosynthesis	2
Total	94		33