Table 3.
Clinical and laboratory characteristics of the adolescent incident TB cases (n = 14)
| Case number | Visit detected (months) | TB symptoms | TB contact | TST ≥10 mm | CXR abnormalities | Smear positive | Culture positive | Case determination criteria1 |
|---|---|---|---|---|---|---|---|---|
| 1 |
12 |
Yes |
No |
Yes |
Not done |
No |
Yes |
Culture |
| 2 |
6 |
Yes |
No |
Yes |
Yes** |
No |
No |
Clinical diagnosis▲ |
| 3 |
12 |
No |
No |
Yes |
No |
No |
Yes |
Culture |
| 4 |
12 |
No |
No |
Yes |
No |
No |
Yes |
Culture |
| 5 |
12 |
No |
Yes |
Yes |
No |
No |
Yes |
Culture |
| 6 |
12 |
No |
Yes |
Yes |
No |
No |
Yes |
Culture |
| 7 |
12 |
No |
No |
Yes |
No |
No |
Yes |
Culture |
| 8 |
12 |
No |
No |
Yes |
Not done |
No |
Yes |
Culture |
| 9 |
12 |
No |
No |
Yes |
Not done |
No |
Yes |
Culture |
| 10 |
12 |
Yes |
No |
Yes |
Not done |
No |
Yes |
Culture |
| 11 |
24 |
No |
No |
Yes |
No |
No |
Yes |
Culture |
| 12 |
24 |
No |
No |
Yes |
No |
No |
Yes |
Culture |
| 13 |
12 |
Yes |
No |
Yes |
No |
No |
Yes |
Culture |
| 14 |
12 |
Yes |
No |
Yes |
Not done |
No |
Yes |
Culture |
| Total | 5 | 2 | 14 | None | None | 13 | 14 |
▲POTTS disease.
1 Culture - all smears were negative.
** Necrosis and collapse of thoracic vertebrae 10–12.
Abbreviation: Key: TB Tuberculosis, TST Tuberculin Skin Test, CXR Chest X-Ray.