Medflow Diagnosis Decision Support (DDS) is a free internet service
that provides eye care professionals with the most up to date and accurate information
regarding diagnosis of ophthalmic conditions.
Although DDS is a free service, you must have an account to use it. If you
already have a DDS account, enter your username and password to sign in. If you're new
to DDS, click
the Create Account button to create a new account.