Answers: Tell him that the disease is transmitted by Aedes egypti mosquito, especially at dawn and dusk. The signs and symptoms are hallucination, body ache, over-hasty, severe limb pains, dull pain behind the eyes, abdominal spasm. There may be bleeding due to low platelet count. There may be shock. Subsequent infections with dengue virus can take place, and they are more dangerous. Treatment is symptomatic.