Overlapping infections of Mycobacterium canariasense and Nocardia farcinica in an immunocompetent patient: A case report

Table 1 Laboratory test results of blood samples collected at three times

Variable	Reference range	On admission	Antibiotic treatment
			After 2-wk	After 1-month
Leukocytes (× 109/L)	3.69-9.16	10.34	5.23	7.12
Hemoglobins (g/L)	113-151	130	130	123
Platelets (× 109/L)	100-300	439	286	100
Neutrophiles (× 109/L)	2-7.7	8.49	3.17	5.2
Lymphocytes (× 109/L)	0.8-4	1.39	1.53	1.4
Monocytes (× 109/L)	0.12-0.8	0.4	0.39	0.38
ESR (mm/H)	0-20	92.8	41.4	26.5
hs-CRP (mg/L)	0-3	32.48	0.92	0.51

ESR: Erythrocyte sedimentation rate; hs-CRP: Highly sensitive C-reactive protein.

Table 2 Pathogenic microorganisms identified by metagenomic next-generation sequencing technology

Specimen	Genus			Species
	Name	Sequence number	Relative abundance	Name	Sequence number	Cover degree
Nodular	Nocardia	1006	0.02%	Nocardia farcinica	393	18.87%
Nodular	Mycobacterium	9501	0.72%	Mycobacterium canariasense	3630	6.89%
Nodular	Candida	327	2.44%	Candida parapsilosis	326	0.23%
Bronchoalveolar lavage fluid	Mycobacterium	2260	42.34%	Mycobacterium canariasense	2020	1.75%