PRIMARY TUBERCULOSIS of skeletal muscle was first described in 1886. Since then this entity has rarely been observed. In the strict sense, primary muscular tuberculosis does not occur, except by accidental inoculation as with a contaminated needle. The term primary tuberculous myositis is used to describe the clinical situation in which the most prominent lesion in the course of hematogenous tuberculosis involves the muscle, and not the fact that the infection occurred primarily in the muscle.1 Hematogenous spread of tubercle bacilli to muscle has been described in very few cases and has been noted to be exceptionally rare.1,2,3
The following is a well-documented report of skeletal muscle involvement as a prominent clinical feature of hematogenous tuberculosis, and is thought to represent the third such case in the American literature.
Report of a Case
A 43-year-old Negro male porter noted the onset of cough, weakness, anorexia, weight loss, and left-sided