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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: Dig Dis Sci. 2013 Mar 19;58(8):2261–2265. doi: 10.1007/s10620-013-2625-x

Figure 1. Squamous, Gastric Cardia and Barrett's Metaplasia via OFDI.

Figure 1

  1. Squamous Mucosa Layered structure No glands in the epithelial layer Squamous epithelium is homogeneous
  2. Gastric Cardia Mucosa (at least 2) Vertical pit architecture Highly reflective surface (red arrow) Relatively poor image penetration Broad regular foveolar region Rugae Blue arrow is the balloon wall
  3. Barrett's Metaplasia (at least 2) Loss of layered or vertical pit and crypt architecture Irregular mucosal surface Heterogeneous scattering