Stained colon. Endoscope view of a dark patch (upper right) in the colon, called melanosis coli, caused by prolonged use of laxative drugs to treat constipation. The drugs contained anthracene, a pigment extracted from coal tar. Melanosis coli is usually asymptomatic and harmless.
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Creative#:
TOP10199927
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
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N/A
Property Release:
N/A
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No
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