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. 2026 Jul 17;18(7):e112843. doi: 10.7759/cureus.112843

Table 3. Cases of nocardiosis and tuberculosis coinfection reported internationally.

AIDS: acquired immunodeficiency syndrome; ATT: antituberculous therapy treatment; CNS: central nervous system; COPD: chronic obstructive pulmonary disease; DM: diabetes mellitus; EB: ethambutol; FSGS: focal segmental glomerulosclerosis; HBV-MN: hepatitis B virus-associated membranous nephropathy; HPL: hyperlipidemia; IM: inflammatory myopathy; INH: isoniazid; LVFX: levofloxacin; MG: myasthenia gravis; PZA: pyrazinamide; RFP: rifampicin; TMP/SMX: trimethoprim/sulfamethoxazole

No. Ref. Age/Sex Underlying comorbidity Systemic immunosuppressive agents Sites of infection Isolated species Treatment for nocardiosis and tuberculosis Outcome
1 [4] 79/F COPD None Lung N. farcinica, M. tuberculosis TMP/SMX, INH, RFP, PZA, EB Unknown
2 [5] 43/M Cerebral palsy, Chronic psychiatric illness None Lung Nocardia spp., M. tuberculosis Imipenem, linezolid, levofloxacin, TMP/SMX, INH, RFP, PZA, EB Improved
3 [10] 57/M HBV-MN, Type 2 DM Methylprednisolone Lung N. nova, M. tuberculosis, Aspergillus fumigatus, Cytomegalovirus TMP/SMX, imipenem, INH, EB, PZA, LVFX Improved
4 [11] 49/M COPD, DM Steroid Lung Nocardia sp., M. tuberculosis TMP/SMX, linezolid, INH, RFP, PZA, EB Mortality
5 [12] 41/M MG, Type 2 DM, HPL Methylprednisolone Lung N. brasiliensis, M. tuberculosis, Pneumocystis jirovecii TMP/SMX, linezolid, INH, RFP, PZA, EB Not improved
6 [13] 72/F IM Methylprednisolone, Prednisolone, Methotrexate Thyroid, CNS, Lung Nocardia sp., M. tuberculosis TMP/SMX, amikacin, imipenem, INH, RFP, PZA, EB Mortality
7 [14] 25/M Primary FSGS Steroid, Tacrolimus Ocular N. arthritidis, M. tuberculosis Imipenem, intravenous cefotaxime, amikacin, ATT Improved
8 [15] 67/M DM None Lung Nocardia sp., M. tuberculosis Meropenem, TMP/SMX, ATT Improved
9 [16] 36/M AIDS, Type 2 DM None Lung Nocardia sp., M. tuberculosis TMP/SMX, ATT Unknown
10 [17] 75/M COPD None Lung N. otitidiscaviarum, M. tuberculosis meropenem, ceftriaxone, ATT Mortality
11 [18] 65/M None None Bone N. actinomycetes, M. tuberculosis TMP/SMX, INH, RFP, EB Improved
12 [19] 34/M None None CNS N. abscessus, M. tuberculosis TMP/SMX, imipenem, linezolid, INH, RFP, PZA, EB Mortality
13 [20] 59/M None None Lung N. abscessus, M. tuberculosis amoxicillin-clavulanic acid, ATT Improved