Skin test antigen for the detection and monitoring of the cell-mediated immune response to Coccidioides in persons with a history of coccidioidomycosis (Valley Fever).
Exhibits high specificity and high sensitivity for detecting skin test reactivity in clinical studies of patients with a history of pulmonary coccidioidomycosis
Reference: 1. SPHERUSOL [package insert]. San Diego, CA: Nielsen BioSciences; July 2011.
SPHERUSOL does not replace coccidioidomycosis tests such as serology for diagnosis.