<prompt> Most common complication of ShigellosisHUSReactive arthritisPneumoniaMeningitis  <response>: A HUS EXTRAINTESTINAL COMPLICATIONS OF SHIGELLOSIS: Common complications: Bacteremia HUS: occur with S. dysenteriae type 1 infection. Manifestations of HUS usually develop at end of first week of shigellosis. Oliguria, marked drop in hematocrit are the first signs progress to anuria with renal failure to severe anemia with congestive heart failure. Less common complications: Reactive arthritis Rare complications: Pneumonia; Meningitis; Vaginitis in prepubertal girls; Keratoconjunctivitis rose spot rashes. 