Humorally mediated posttransplantation septal capillary injury syndrome as a common form of pulmonary allograft rejection: a hypothesis

22 lung transplant patients who developed posttransplantation septal capillary injury syndrome in the absence of panel-reactive antibodies, and control patients who were clinically well at the time of biopsy.

Plasmapheresis

Pretransplantation baseline values, and posttransplantation patients who were clinically doing well

Factor VIII levels, degree of septal capillary necrosis, and deposition of C1q, C3, C4d, C5b-9, and immunoglobulinssurrogate