Pathology Hypersensitivity Reactions: Immune-Mediated Injury 48ed7128 Immune complex deposition is the basic underlying pathology in which type of hypersensitivity reaction? A Type I B Type 2 C Type 3 D Type 4 High-Yield Explanation Ref: Robbins Pathologic Basis of Disease. 8flt editionExplanation:(See the following table)