Some peritoneal dialysis catheter infections cannot be detected via a physical examination. Ultrasonography can aid in the diagnosis of such infections.

Autoimmune diseases including systemic sclerosis (SSc) increase risk of developing TB. Pericostal tuberculosis (TB) is a rare presentation of skeletal TB. This case report describes pericostal TB in a SSc patient, and emphasizes significance of suspecting pulmonary and extra-pulmonary TB when patients with autoimmune disease follow atypical clinical courses.