Case Report
Copyright ©The Author(s) 2023.
World J Clin Cases. Jun 6, 2023; 11(16): 3830-3836
Published online Jun 6, 2023. doi: 10.12998/wjcc.v11.i16.3830
Table 1 Characteristics of infections caused by Prevotella oris
Initial symptoms
Infection site
Initial diagnosis
Final diagnosis
Antimicrobial treatment
Viswanath et al[14], 202251/MRight-sided chest painPleuraPrevotella orisPulmonary tuberculosisPleural infectionMetronidazole (500 mg) IV twice a day initially and then continued for 5 dImproved
Cobo et al[15], 202270/MFever, dyspnea and general malaiseBlood and liverPrevotella orisCOVID-19 infectionBacteremia, hepatic abscessInitially, piperacillin-tazobactam (1 g/8 h/IV) and levofloxacin (500 mg/12 h/IV); subsequently, piperacillin-tazobactam (1 g/8 h/IV) and metronidazole (500 mg/8 h/IV) for 10 dRecovered
Carmack et al[16], 202134/MCough, fever and night sweatsPericardiumPrevotella oris and Fusobacterium nucleatumTuberculosis pericarditisPericarditis secondary to Prevotella oris and Fusobacterium nucleatumInitially, rifampin, isoniazid, pyrazinamide, ethambutol (RIPE) and prednisone, then ceftriaxone and doxycycline; subsequently, ampicillin/sulbactam 3 g every 6 hImproved
Duan et al[17], 202164/MUnconsciousness, dyspnea and swelling in the mandible and neckMediastinumPrevotella oris; Prevotella denticola; Streptococcus anginosus; Peptostreptococcus stomatis; Fusobacterium nucleatum; Alloprevotella tanneraeAcute purulent mediastinitisDescending necrotizing mediastinitisInitially, vancomycin, imipenem; subsequently, piperacillin/tazobactam and tinidazole; finally, levaquin and piperacillin/tazobactamImproved
Bein et al[18], 2003NAAcute unconsciousness due to spontaneous intracerebral bleeding in the cerebellar regionBloodPrevotella orisSpontaneous intracerebral bleedingBacteremia and sepsis due to Prevotella oris from dentoalveolar abscessesInitially, imipenem via central venous catheter; subsequently, metronidazole IVImproved
Abufaied et al[19], 202042/MLeft-sided pleuritic chest pain and acute onset of left upper limb weaknessChestPrevotella orisEmpyema necessitansEmpyema necessitans14 d of IV ertapenem and later 14 d of oral ciprofloxacin 500 mg two times daily and amoxicillin/clavulanic acid 625 mg three times daily at the time of dischargeImproved
Frat et al[4], 200461/MRight hemiparesis and bilateral Babinski’s signCervical spinal epidural space and meningesPrevotella oris and Peptostreptococcus microsMeningoencephalitisCervical spinal epidural abscess and meningitisInitially, ceftriaxone, amoxicillin and cotrimoxazole; subsequently, fosfomycine, ceftriaxone and metronidazole for 3 wk, followed by 8 wk of oral metronidazoleImproved