Figure 2. Higher magnification showing yellow crystals with fish scale appearance consistent with Sevelamer crystals (20x magnification)

From

Sevelamer Induced Colitis Causing Deep Cratered Ulcer in an End-Stage Renal Disease Patient

Shawn Philip, Muhammad Farhan Ashraf, Mary Strader, Hala Abdelwahab, Asra Batool

American Journal of Medical Case Reports. 2022, 10(6), 173-175 doi:10.12691/ajmcr-10-6-3