“…For diagnosis, slit-lamp examination, fundus examination, fluorescein angiography (FAG), OCT and Doppler ultrasound have been used [3–8, 13, 15]. Gonçalves et al [4] and Chen et al [5] used FAG to check patency and leakage of the PHA, while Goncalves et al reported no blood flow, Chen et al showed proximal filling.…”