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    WebMD Symptom Checker

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    WebMD Symptom Checker

    Black (tar) colored stools, Blood on toilet tissue, Change in stools and Muscle cramps or spasms (painful)

    WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms black (tar) colored stools, blood on toilet tissue, change in stools and muscle cramps or spasms (painful) including Dietary changes, Gastrointestinal bleeding, and Colon polyps.

    There are 27 conditions associated with black (tar) colored stools, blood on toilet tissue, change in stools and muscle cramps or spasms (painful). The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.

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