CSD skin test
The cat scratch disease (CSD) skin test was once used to help diagnose CSD.
The test is no longer used today. There are better methods available to diagnose CSD, such as antibody detection by the EIA test or bacteria detection by a PCR (polymerase chain reaction) test.
Gandhi TN, Slater LN, Welch DF, Koehler JE. Bartonella, including cat-scratch disease. In: Bennett JE, Dolin R, Blaser MJ, eds. Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases, Updated Edition. 8th ed. Philadelphia, PA: Elsevier Saunders; 2015:chap 236.