tick-borne_infectious_disease DO_infectious_disease_slim gram-negative_bacterial_infectious_disease zoonotic_infectious_disease has material basis in transmitted by has symptom Siberian tick typhus DOID:0050054 ICD9CM:082.2 DOID:0050055 MESH:D000073605 disease_ontology ICD10CM:A77.2 A spotted fever that has_material_basis_in Rickettsia sibirica, which is transmitted_by ticks (Dermacentor nuttalli, Dermacentor marginatus and Haemaphysalis concinna). The infection has_symptom fever, has_symptom eschar, has_symptom regional adenopathy, and has_symptom maculopapular rash. SNOMEDCT_US_2025_09_01:7692008 DOID:10921 North Asian tick fever North Asian tick typhus UMLS_CUI:C0549160 Rickettsia sibirica spotted fever manchurian typhus spotted fever Rickettsia sibirica Dermacentor marginatus Haemaphysalis concinna fever maculopapular rash eschar tick borne transmission