B/L Occlusion of distal branches of PCA leads to:

Anton's syndrome: Visual anosognosia associated with confabulation in the setting of obvious visual loss and coical blindness Due to B/L Occlusion of distal branches of PCA. Parinaud's syndrome: Triad of upgaze paralysis, convergence retraction nystagmus, pupillary light-near dissociation. Weber's syndrome: Presence of an ipsilateraloculomotor nerve palsy Contralateral hemiparesis or hemiplegia due to occlusion of P1 PCA. Benedikt syndrome: Lesion in Red nucleus and 3rd n. nucleus I/L 3rd N. palsy, C/L chorea and resting tremors.