Reynolds' pentad

== English == === Etymology === Named after surgeon Benedict Reynolds, who described it (along with Everett Dargan) in 1959. === Proper noun === Reynolds' pentad A collection of signs and symptoms consistent with obstructive ascending cholangitis, a serious infection of the biliary tract. It combines Charcot's cholangitis triad (right upper quadrant pain, jaundice, and fever) with shock (low blood pressure, tachycardia) and an altered mental state.