Microbiology A patient presents with fever, uicaria, itching and swelling followed by injection of Penicillin. It is due to A IgG Hypersensitivity B IgE Hypersensitivity C Delayed Hypersensitivity D Immune complex Hypersensitivity 💡 Explanation A patient presents with fever, uicaria, itching and swelling followed by injection of Penicillin. It is due to ✓ Correct Answer: A. IgG Hypersensitivity