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To the Editor.
—Fluorescein fundus angiography is now in wide clinical use as a diagnostic procedure. The fundus photographs are usually taken on 35-mm film, in rolls of 20 or 36 exposures. The angiograms of any one patient may contain many photographs of both fundi taken over a period of time, and these may spread over several rolls of film. On other occasions, and also during routine color fundus photography, fundus photographs of several different patients may be taken on one roll of film. It is obvious that some satisfactory method of identification is required for each film and for the separate sections of any one film.The usual method of identification is to photograph on the first frame of the film, a card, which is often the photographic request card, showing the name of the patient and a film identification number. This is done at the start of each
Adams A. A Simple Film Marker for Fluorescein Fundus Angiography. Arch Ophthalmol. 1973;90(1):84. doi:10.1001/archopht.1973.01000050086018