A four-year-old child experiences frequent respiratory infections, at least once a month. Symptoms typically start with nasal speech, followed by tonsillitis, and then coughing, which may develop into acute laryngitis or bronchitis. The recovery from coughing is poor, with yellow mucus increasing when the cough improves slightly. The interval between infections has changed from once every three months to once every two months, and now even once a month, sometimes even less. Does this pattern of symptoms meet the criteria for adenoid hypertrophy diagnosis?

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