What is the main focus of external eye photography?

The main focus of external eye photography is to capture images of the anterior segment. This technique is used to document and assess various conditions affecting the front part of the eye, including the cornea, iris, and lens. By obtaining high-quality photographs, healthcare providers can monitor changes over time, track the progression of diseases, and aid in the diagnosis and treatment planning for a range of ocular conditions.

The anterior segment images are particularly useful for detecting abnormalities such as corneal opacities, anterior chamber depth, lens opacities, and other structural issues. This visual documentation complements other diagnostic methods, providing a clearer understanding of the patient's ocular health.

While diagnosing cataracts can involve external photography, that is not the primary function of this technique. Measuring corneal thickness and assessing intraocular pressure are specialized assessments that typically rely on different diagnostic tools, such as pachymetry and tonometry, respectively. Therefore, the focus on capturing images of the anterior segment distinguishes this technique and underlines its importance in ocular health management.