bone disease splenic disease liver disease leishmaniasis visceral leishmaniasis disease_ontology DOID:9146 Infection by visceral leishmaniasis MESH:D007898 UMLS_CUI:C0023290 OMIM:611381 OMIM:611382 NCI:C34771 Xref MGI. ICD9CM:085.0 SNOMEDCT_US_2020_03_01:48115004 ICD10CM:B55.0 ORDO:507 OMIM:608207 A leishmaniasis that is the most severe form of the disease caused by protozoan parasites of the Leishmania genus, resulting in the infection of the internal organs such as liver, spleen and bone marrow. The symptoms include fever, weight loss, and an enlarged spleen and liver. Kala-Azar