This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Primary Immunodeficiency, Subject name: Pediatrics
[{'content': '22q11 deletion leading to Di George syndrome is associated with:- \nSelect and explain. \nA. Hypokalemia, B. Hyperkalemia, C. Hypocalcemia, D. Hypercalcemia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: DIGEORGE SYNDROME/ VELO CARDIO FACIAL SYNDROME: C- Cardiac defects A- Abnormal facies T- Thymic hypoplasia C- Cleft palate H- Hypocalcemia (d/t hypothyroidism) 22- 22q deletion', 'role': 'assistant'}]