Volume 17, Number 6—June 2011
Dispatch
Human Infection with Avian Influenza Virus, Pakistan, 2007
Mukhtiar Zaman, Saadia Ashraf, Nancy A. Dreyer, and Stephen Toovey
Table 2
Clinical characteristics for persons with reported cases of influenza (H5N1), Pakistan, 2007
| Clinical sign or symptom | Diagnostic certainty, no./total (%) |
||
|---|---|---|---|
| Laboratory confirmed | Likely | Possible | |
| Respiratory | |||
| Abnormal breath sounds (wheezing, rales, stridor, rhonchi) | 1/2 (50) | 1/5 (20) | 2/5 (40) |
| Excessive sputum production | 0/1 (0) | 0/4 (0) | 2/6 (33) |
| Rhinorrhea/nasal discharge | 1/2 (50) | 1/4 (25) | 1/5 (20) |
| Unexplained respiratory illness with cough, shortness of breath, or difficulty breathing | 1/3 (33) | 4/7 (57) | 7/9 (78) |
| Sore throat/pharyngitis | 1/1 (100) | 0/4 (0) | 3/6 (50) |
| Tachypnea | 0/2 (0) | 1/5 (20) | 1/5 (20) |
| Cyanosis | 0/1 (0) | 0/4 (0) | 1/3 (33) |
| Chest pain | 2/2 (100) | 1/1 (100) | 3/5 (60) |
| Pleural effusion | 0 | 0 | 1/3 (33) |
| Hemoptysis | 0 | 0 | 1/1 (100) |
| Orthopnea | 0 | 0 | 0 (0) |
| Gastrointestinal | |||
| Diarrhea | 0/1 (0) | 1/4 (25) | 2/5 (40) |
| Abdominal pain | 0 | 0 | 0 |
| Vomiting | 0/4 (0) | 0/7 (0) | 1/9 (11) |
| Rectal bleeding | 0 | 0 | 0/1 (0) |
| Other | |||
| Fever | 3/4 (75) | 7/7 (100) | 6/9 (89) |
| Headache | 2/3 (67) | 2/4 (50) | 2/5 (40) |
| Body aches | 1/1 (100) | 0 | 1/1 (100) |
| Backache | 0 | 0 | 1/1 (100) |
| Pericardial effusion | 0 | 0 | 0/1 (0) |
| Nonpitting pedal edema | 0 | 0 | 0/1 (0) |
| Fatigue or malaise | 0/4 (75) | 0/7 (0) | 1/9 (11) |
| Myalgia | 0/1 (0) | 1/3 (33) | 2/4 (50) |
| Tachycardia | 0 | 1/1 (100) | 0 |
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Page updated: August 03, 2011
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