Expert Pathology Review Expert Pathology Reviews Peritus is one of few non-clinical groups to a provide slide reading assessment service. Our team has worked with industry and major CROs in the provision of pathology and histopathology services. Specialist competence includes histopathology and comparative reviews. Please contact us for support and questions in any non-clinical safety toxicology and CMC related to products and medical devices. Back to Nonclinical, Toxicology, Safety & CMC Services