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MuLBSTA score for viral pneumonia mortality

Predicts 90-day mortality in viral pneumonia.

MuLBSTA score for viral pneumonia mortality
Multilobular infiltrates on imaging
Lymphopenia (lymphocytes <=0.8 x10^9/L)
Bacterial coinfection
Smoking history
Hypertension
Age >=60 years
Result0 points

Score <12: lower risk (about 5% 90-day mortality).

Risk band
Low (<12)

When to use

  • Early mortality risk stratification in patients with confirmed or suspected viral pneumonia.

Formula

Points: multilobular infiltrates 5; lymphopenia 4; bacterial coinfection 4; smoking (current 3 / ex 2); hypertension 2; age >=60 2. Range 0-22; >=12 = high risk.

Pearls and pitfalls

  • Derived in a viral-pneumonia cohort and later applied to COVID-19; performance varies by population.

References

  1. Guo L, Wei D, Zhang X, et al. Front Microbiol. 2019;10:2752.