Table 1

Clinical characteristics and laboratory data
Case.1 Case.2 Case.3 Case.4 Case.5
Age (yr)/sex 70, male 74, female 67, male 67, male 72, male
Smoking status Ex-smoker Never-smoker Never-smoker Never-smoker Never-smoker
BMI 18.7 17.5 15.9 17.9 17.0
Symptom Dyspnea Dyspnea Cough Dyspnea Dyspnea
Crackles + - - - +
BAL lym (%) 8.6 0 16 1 ND
 neu (%) 0.6 0 1.0 8 ND
  eos (%) 0 1 0 3 ND
KL-6 (U/ml) 410 604 437 1000 469
SP-D (ng/ml) 204 131 129 437 133
RF (U/ml) 54 - 4 1 16
ANA - ×40 ×40 - -
PaO2 (Torr) 82 94.4 95.8 83.0 82.0
Prognosis Survive 12 months Survive 6 months Survive 44 months Survive 10 months Survive 16 months

Abbreviations: BMI, body mass index, BAL, broncho-alveolar lavage, KL-6, Sialylated carbohydrate antigen KL-6, Sp-D, Surfactant Protein D, RF, rheumatoid factor, ANA, antinuclear antibody.

Kusagaya et al.

Kusagaya et al. BMC Pulmonary Medicine 2012 12:72   doi:10.1186/1471-2466-12-72

Open Data