Multiple aneurysms and Rosai-Dorfman disease: association or coincidence?

To cite: Ganesh Y, Yadala V, Vemula B, et al. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/ bcr-2015-212189 DESCRIPTION A 29-year-old man presented with a 1-month history of pain and numbness in his right arm and hypertension for 2 months, which was refractory to a combination of antihypertensive drugs. Physical examination revealed multiple pulsatile swellings in upper limbs and bilateral proptosis. No lymphadenopathy was noticed. The patient’s blood pressure was 210/105 mm Hg. CT angiogram showed aneurysmal dilations in the left external carotid artery, left internal carotid artery, both axillary arteries and both renal arteries (figure 1). The right renal artery showed thrombosis (figure 2) and haemorrhage with non-functioning right kidney. Except for serum creatinine of 1.6 mg%, laboratory reports, including antinuclear antibody profile, c-ANCA (antineutrophil cytoplasmic antibody), p-ANCA, whole body positron emission tomography (PET) CT scan and thyroid profile, were normal. The patient had