Optical Coherence Tomography

Rationale

The integration of the 2025 systematic review by Patel KD provides a concrete example of the 'ongoing research' mentioned in the original text. The abbreviation for deep vein thrombosis (DVT) was expanded on its first use in this section as required by the instructions.

Evidence

Content Changes

* Ultra-high resolution (10–20 μm).
* Limited penetration depth; mostly used in coronary arteries, but research ongoing for peripheral applications.applications, [@ali2016]such as evaluating the chronicity of deep vein thrombosis (DVT). [@ali2016, @patel2025]