PMC5306965_01
Pearly structures in the stool. The arrow shows a central hole.
CRIGM2017-3718954.001.jpg
PMC5306965_01_CRIGM2017-3718954.001.jpg
fig1
The patient was then asked to bring these "pearly structures" to the clinic upon his next visit (Figure 1).
An original nifedipine pill with a hole for sustained release effect.
CRIGM2017-3718954.002.jpg
PMC5306965_01_CRIGM2017-3718954.002.jpg
fig2
The medication history was revisited, but this time it was done in liaison with a pharmacist. The pharmacist noted that the "pearly oval structures" were his nifedipine extended release pills (Figure 2) that were passing undigested through his alimentary tract.