Volume 7, Number 6—December 2001
Dispatch
Nontuberculous Mycobacterial Disease Following Hot Tub Exposure
Table
Laboratory and pulmonary function test results for five patients with nontuberculous Mycobacterium infection
| Pulmonary function tests | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Sputum tests | FEV1 | FVC | DLCO/VA | RV | ||||||
| Patient | AFBa | MAC | initial | 6 mo | initial | 6 mo | initial | 6 mo | initial | 6 mo |
| 1 | - smear | + culture | 1.40 (42%) | 2.47 (75%) | 1.86 (44%) | 3.25 (80%) | 82% | 87% | 179% | 147% |
| 2 | + smear | + culture | -- | -- | -- | -- | ||||
| 3 | - smear | + culture | -- | -- | -- | -- | ||||
| 4 | + smear + culture | - probe | 1.98 (61%) | 2.63 (76%) | 2.57 (68%) | 3.41 (84%) | 91% | 98% | 226% | 88% |
| 5 |
- smear
- culture |
-- |
-- |
-- |
-- |
-- |
||||
aAFB = acid-fast bacilli; MAC = Mycobacterium avium complex; FEV1 = forced expiratory volume; FVC = forced vital capacity; DLCO/VA = diffusing capacity of the lung for carbon monoxide; RV = residual volume; - = not done.


