Figure 3From: Bilateral papillitis and unilateral focal chorioretinitis as the presenting features of syphilis B-scan ultrasound of the right and left eyes. (A) B-scan ultrasound of the right eye: elevation of optic nerve head. (B) B-scan ultrasound of the left eye: no visible elevation could be appreciated in the superonasal quadrant of the left eye.Back to article page