Why the patient is presenting with the specific symptoms described

A 16-year-old boy comes to the clinic with chief complain of sore throat for 3 days. Denies fever or chills. PMH negative for recurrent colds, influenza, ear infections or pneumonia NKDA or food allergies. Physical exam reveals temp of 99.6, pulse 78 and regular with respirations of 18. HEENT normal with exception of reddened posterior pharynx with white exudate on tonsils that are enlarge to 3+. Positive anterior and posterior cervical adenopathy. Rapid strep test performed in office was positive. His HCP wrote a prescription for amoxicillin 500 mg PO Q 12hrs x 10 days disp #20. He took the first capsule when he got home and immediately complained of swelling of his tongue and lips, difficulty breathing with audible wheezing. 911 was called and he was taken to the hospital where he received emergency treatment for his allergic reaction

Post an explanation of the disease highlighted in the scenario you were provided
Include the following
The role genetics plays in the disease
Why the patient is presenting with the specific symptoms described
The physiological respond to the stimulus presented in the scenario and why you think this response occurred
The cells that are involved in this process
How another characteristic (e.g., gender, genetics) would change your response