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COVID-19 may cause another world-wide epidemic. This study is divided into 2 arms: (1) Prospective longitudinal observational study involving patients with laboratory-confirmed COVID-19 and (2) Retrospective study on patients with laboratory-confirmed COVID-19.
Arm 1:
We will collect EDTA blood, stool samples, rectal swab, urine, saliva, and specimens from upper respiratory tract (nasopharyngeal aspirate or flocked swab), and lower respiratory tract (sputum or tracheal aspirate) on daily, alternate day, or weekly basis as appropriate.
Arm 2:
The remainder of specimens that were submitted for laboratory investigation as part of clinical management will be retrieved. Those specimens will only be used after all clinically indicated testing and confirmation procedures have been completed. Assistance from the Public Health Laboratory Service, Department of Health, will be invited to retrieve samples as well as participate in this study.
Patients hospitalized for pneumonia in medical wards and ICU at the Prince of Wales Hospital tested negative for COVID-19 will be recruited as controls.
Understanding the clinical, virological, microbiological and immunological profiles of this infection is urgently needed to facilitate its management and control.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| No intervention | Other | No intervention |
| Measure | Description | Time Frame |
|---|---|---|
| Clinical | Patients' treatment and management during hospitalization. | 6 months |
| Virological | Serial viral load changes during hospitalization. | 6 months |
| Microbiological | Alterations in fecal microbiota composition (including virome, bacteria and fungi) in COVID-19 patients compared with healthy controls. | 6 months |
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Inclusion Criteria:
Exclusion Criteria:
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Patients hospitalized with laboratory-confirmed COVID-19 in the Prince of Wales Hospital, Princess Margaret Hospital, United Christian Hospital, North District Hospital, Alice Ho Miu Ling Nethersole Hospital, Pamela Youde Nethersole Eastern Hospital, Ruttonjee Hospital, Queen Elizabeth Hospital, and may extend to other hospitals when more cases are detected. The Public Health Laboratory Service, Department of Health, will be invited to assist specimen retrieval and participate in this study.
Patients hospitalized for pneumonia in medical wards and ICU at the Prince of Wales Hospital tested negative for COVID-19 will be recruited as controls.
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Paul CHAN | Contact | +852 35053339 | paulkschan@cuhk.edu.hk |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Prince of Wales Hospital | Recruiting | Shatin | Hong Kong |
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| ID | Term |
|---|---|
| D018352 | Coronavirus Infections |
| D000086382 | COVID-19 |
| ID | Term |
|---|---|
| D003333 | Coronaviridae Infections |
| D030341 | Nidovirales Infections |
| D012327 | RNA Virus Infections |
| D014777 | Virus Diseases |
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| D007239 |
| Infections |
| D011024 | Pneumonia, Viral |
| D011014 | Pneumonia |
| D012141 | Respiratory Tract Infections |
| D008171 | Lung Diseases |
| D012140 | Respiratory Tract Diseases |