sigmoidoscope
noun
sig·moid·o·scope
sig-ˈmȯi-də-ˌskōp 
: an endoscope designed to be passed through the anus for visual examination especially of the sigmoid colon
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“Sigmoidoscope.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sigmoidoscope. Accessed 31 Oct. 2025.
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sigmoidoscope
noun
sig·moid·o·scope
sig-ˈmȯid-ə-ˌskōp
: an endoscope designed to be passed through the anus in order to permit inspection, diagnosis, treatment, and photography especially of the sigmoid colon
called also proctosigmoidoscope
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