Miliary Tuberculosis in South Korea: Study of Causes and Predictors
Author Information
Author(s): Jin Sang-Man, Lee Hyun Ju, Park Eun-Ah, Lee Ho Yun, Lee Sang-Min, Yang Seok-Chul, Yoo Chul-Gyu, Kim Young Whan, Han Sung Koo, Shim Young-Soo, Yim Jae-Joon
Primary Institution: Seoul National University College of Medicine
Hypothesis
What are the frequencies and predictors of miliary tuberculosis in patients with miliary pulmonary nodules?
Conclusion
Miliary tuberculosis accounted for approximately half of all causes of miliary pulmonary nodules.
Supporting Evidence
- Miliary TB was diagnosed in 54% of the patients with miliary pulmonary nodules.
- Age ≤30 years and HIV infection were strong predictors of miliary TB.
- Corticosteroid use and ground-glass opacities occupying >25% of lung volume were also associated with miliary TB.
Takeaway
This study found that miliary tuberculosis is a common cause of tiny lung nodules, especially in younger people and those with weakened immune systems.
Methodology
A retrospective cohort study analyzing patients with miliary pulmonary nodules using CT scans.
Limitations
The study's results may not be generalizable to areas with different TB rates and excluded patients without CT scans.
Participant Demographics
Median age was 52 years, with 50% males; 24% had a history of malignancy and 7% had a history of TB.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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