MRCPsych Prep
Free explainer2 min readsource-verified 2026-07-18

Gene: presenilin 2 association

Understand the model, recognise it in a stem, separate the look-alikes, then apply it.

Not yet studied

You haven't met this one yet.

Early familial AD can be APP-raised by two PRESENILIN siblings: PSEN1 and PSEN2.

You've hit the free preview limit for now

Log in free to read the rest: the full mental model, exam recognition, and the look-alikes that trip people up. Your daily session is free, always.

Sign up freeLog in

More in Basic Neurosciences

See every Basic Neurosciences concept →

Free at mrcpsych.co.uk · An independent study tool · not affiliated with the Royal College of Psychiatrists