Three more local cases and an imported case of dengue fever were confirmed yesterday. The local cases include a female Ma Wan resident, 32, and a male construction worker, who have both recovered. The third victim is a female construction worker, 42, who is in stable condition. She was among 100 workers at the Park Island development whose blood samples were taken for testing. The three latest cases take the number of Ma Wan cases to six. The imported case is a woman, 22, who returned from a trip to Southeast Asia on August 26. She was treated in hospital and recovered.