disease has feature Increased total leukocyte count Recurrent tonsillitis commensal bacterial infectious disease bacterial infectious disease with sepsis Lemierre syndrome https://rarediseases.info.nih.gov/diseases/6882/lemierre-syndrome https://www.malacards.org/card/lemierres_syndrome GARD:0006882 ICD9:040.3 MEDGEN:6541 Lemierre's syndrome DOID:11337 SCTID:52542005 postanginal sepsis secondary to orophyngeal infection Orphanet:137839 Lemierre syndrome is a rare, potentially lethal, oropharyngeal infectious disease occurring in immunocompetent adolescents and young adults that is mainly due to Fusobacterium necrophorum and that is characterized by septic thrombophlebitis of the internal jugular vein that leads to septic, usually pulmonary, embolism, associated with ENT (ear, nose, and throat) infection that manifests with fever, neck pain, and tonsillopharyngitis. UMLS:C0027537 MONDO:0015306 necrobacillosis Lemierre syndrome septic phlebitis of the internal jugular vein MESH:D057831 oropharyngeal infection leading to secondary septic thrombophlebitis of the internal jugular vein Lemierre postanginal sepsis MedDRA:10065552