Is coronary angiography of patients with a previous coronary artery by-pass operation associated with a three times increased risk for neurological complications . A report from the Swedish Coronary Angiography and Angioplasty Registry ( SCAAR )?
Neurological complications are significantly more common in patients with previous by-pass surgery. Considering the risk for neurological complications the risk-benefit ratio may be higher when compared with patients without previous by-pass surgery.
The performance of a combined microfracture and osteochondral autograft transfer procedure to resurface a large chondral defect appears promising.