‘Neuropsychiatric lupus or not? Cerebral hypoperfusion by perfusion-weighted MRI in normal-appearing white matter in primary neuropsychiatric lupus erythematosus’ by Papadakiet al

I read with interest the article by Papadaki et al 1 relating to the role of cerebral hypoperfusion in neuropsychiatric lupus. While I applaud the quality of work and the intricate interpretation of enhanced MR imaging, the authors came to the wrong conclusions. First of all, the definitions (of which I was a co-author) for evaluating a diverse group of patients as having central nervous system systemic …