OPCDX

Brush biopsy test kit containing specimen sampling brush instrument, specimen slide, slide holding container, specimen fixative, mailing package, and instructions, provided as a unit, and medical diagnostic apparatus for detecting precancerous and cancerous lesions of the oral cavity, hypopharynx and pharynx

medical laboratory testing services, namely, detection of and screening, examining and analyzing specimens for precancerous and cancerous lesions of the oral cavity, hypopharynx and pharynx