Background Cerebral angiography is an important means for the assessment of cerebrovascular diseases. In recent years. distal transradial artery approach (dTRA) has gradually been used in cerebral angiography. but there are few reports on its effectiveness and safety. https://safeersappliancers.shop/product-category/aeg-dce5960hm-90-cm-ceiling-cooker-hood-stainless-steel/