MedGen

Rare form of salmonellosis is a group of rare invasive salmonellosis that includes infection with <i>Salmonella enterica</i> typhoidal species (<i>S.</i> typhi and <i>S.</i> paratyphi) that results in enteric fever, and infection by invasive non-typhoidal species (typically strains of <i>S.</i> typhimurium and <i>S.</i> enteritidis) which have a high burden amongst immunocompromised or malnourished individuals, and results in bacteriemia, systemic febrile disease, and variable manifestations including lower respiratory tract infection and splenomegaly. [from ORDO]

An intestinal bacterial disease caused by Salmonella bacteria. [from NCI]