Assessment of visual acuity and bilateral retinal photography with a non mydriatic retinal camera, including analysis and reporting of the images for initial or repeat assessment for presence or absence of diabetic retinopathy, in a patient with medically diagnosed diabetes, if: (a) the patient is of Aboriginal and Torres Strait Islander descent; and (b) the assessment is performed by the medical practitioner (other than an optometrist or ophthalmologist) providing the primary glycaemic management of the patient's diabetes; and (c) this item and item 12326 have not applied to the patient in the preceding 12 months; and (d) the patient does not have: (i) an existing diagnosis of diabetic retinopathy; or (ii) visual acuity of less than 6/12 in either eye; or (iii) a difference of more than 2 lines of vision between the 2 eyes at the time of presentation