Whipple's disease with tubular aggregates in asymptomatic muscle.

A patient with Whipple's disease aged 34 years is presented. At muscle biopsy, the patient presented with tubular aggregates of the quadriceps muscle. The patient did not exhibit any clinical and electromyographical indications of muscular involvement nor direct or indirect histological indications of muscular infiltration with Whipple's bacillus. The possible etiopathogenetic factors creating these aggregates are discussed.