<prompt> Most common cause of meningitis in renal transplant patients isListeriaStreptococcusNeisseriaLegionella  <response>: Listeria monocytogenesDistinguishing Features Small gram-positive rods Beta-hemolytic, nonspore-forming rod on blood agar, CAMP positive Tumbling motility in broth; actin jet motility in cells Facultative intracellular parasite Cold growth Transplacental--granulomatosis infanti-septica Neonatal septicemia and meningitis third most common cause Meningitis in renal transplant or cancer patients most common causeRef: Jawetz; 27th edition; Page no: 197 