[Significance of ear lobe biopsy in the diagnosis of angiopathies inflammatory-rheumatic diseases]. / Die Bedeutung der Ohrläppchenbiopsie zur Diagnostik von Angiopathien bei entzündlich-rheumatischen Erkrankungen

Biopsy of the ear lobule in inflammatory rheumatic and collagen diseases is not a suitable method for detecting vascular involvement. A perivascular cell infiltration van often be found but it non-specific. The intensity of cell infiltration did not correlate with duration, severity or activity of the disease process.