Figure 4.

(a) Repeat CT angiography after 13 days of sympathectomy block reveals unremarkable bilateral brachial arteries, bilateral ulnar arteries, normal right radial artery and increase in calibre of left radial artery. In lower limbs bilateral anterior tibial arteries, bilateral peroneal arteries, right posterior arteries were normal and posterior tibial artery was attenuated. (b) At 7 months follow up, no gangrene or black spots on any fingers; loss of one half of the terminal phalanx of the right index finger, the most affected finger