Infections Caused by Mycobacterium szulgai in Humans

Epidemiology and Clinical Significance of Nontuberculous Mycobacteria in Patients Negative for Human Immunodeficiency Virus in Switzerland

“…The distinct characteristic of this species is pigment production: when grown at 37°C, the organism is scotochromogenic; when grown at room temperature, the colonies are photochromogenic. Maloney et al [126] published three cases of infection with M.…”

“…Other presentations included olecranon bursitis, tenosynovitis [116], other soft-tissue infections, and localized cutaneous disease [126].…”

Pulmonary infection due to Mycobacterium szulgai, case report and review of the literature

“…Pulmonary diseases account for 27 of the 38 reported cases of M. szulgai infection [1][2][3][13][14][15][16][17][18][19][20][21][22][23][24][25][26][27]; other localizations include: three olecranon bursites [2,15]; three skin infections [28][29][30]; two cases of osteomyelitis [4,31]; and one each of cervical adenitis [2] and renal disease [5]. Pulmonary involvement was the prominent pathology also in two [3,6] of the four reported cases of patients with AIDS.…”

“…In general triple therapies are reported to warrant a low rate of relapses and to allow sterilization of cultures within a mean of 3 months [15]; however occasional relapses are reported even several years later. Isoniazid (85%) is the most frequently adopted drug followed by rifampin (77%) and ethambutol (73%).…”

Pulmonary Nontuberculous Mycobacterial Infection Caused by Mycobacterium szulgai in a Young Healthy Woman

“…No nc a s e o u s e p i t h e l i o i d g r a n u l o ma s c o n t a i n i n g L a n g h a n s g i a n t c e l l s we r e f o u n d . (2,15). The majority of patients are middle-aged men, with a history of tobacco smoking, alcohol abuse, chronic lung disease and/or immunodeficiency disease, which suggests that M. szulgai is an opportunistic organism (16,17).…”