Get all the facts about creatinine clearance tests, which include both a blood and a urine sample, to evaluate how well the kidneys are working.
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Gastrin is a hormone that regulates the production of acid in the stomach during the digestive process. The gastrin test helps diagnose tumors called gastrinomas, Zollinger-Ellison (ZE) syndrome, and hyperplasia of G-cells.
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Considering a semen analysis test? This common test can estimate fertility, detect potential causes of infertility, and evaluate the result of a vasectomy.
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