case_images: PMC6815633_01
case_images: Colonoscopy showing condylomatous changes in the rectum and severe diffuse punctate ulcerations and erythema involving the entire colon.
case_images: CRIGM2019-1504079.001.jpg
case_images: PMC6815633_01_CRIGM2019-1504079.001.jpg
case_images: fig1
case_images: Given severity of bloody diarrhea, a colonoscopy was performed which revealed condylomatous changes in the rectum and severe diffuse punctate ulcerations and erythema involving the entire colon but worse in the left colon (Figures 1(a) and 1(b)).
case_images: Hematoxylin and Eosin stain. Light microscopy of colonic biopsy specimens revealed intestinal spirochetes with nonspecific colitis in the entire colon and rectum.
case_images: CRIGM2019-1504079.002.jpg
case_images: PMC6815633_01_CRIGM2019-1504079.002.jpg
case_images: fig2
case_images: Light microscopy with Hematoxylin and Eosin staining of colonic biopsy specimens revealed intestinal spirochetes with non-specific colitis in the entire colon and rectum (Figure 2).
case_images: Treponemal Pallidum Immunostain. Spirochetes (red band) forming a false brush border over surface epithelium.
case_images: CRIGM2019-1504079.003.jpg
case_images: PMC6815633_01_CRIGM2019-1504079.003.jpg
case_images: fig3
case_images: Treponemal pallidum immunostaining showed spirochetes forming a false brush border appearance over surface epithelium (Figure 3).