Atrial flutter has moved

The information about Atrial Flutter has moved from the Other arrhythmias page to the newly named Assessment of atrial fibrillation / flutter page to reflect the similarity of these conditions.

Visual field defect images

A series of images demonstrating different types of visual field defects have been added to the Assessment of vision page along with some useful links to relevant pages in other parts of the manual and additional information about occipital cortical blindness.